suppose that in a certain community, 40

Only 30% of healthy people have this disease. "P(H|D) = \\frac{P(H)*P(D|H)}{P(D)} = \\frac{0.1*0.85}{0.29} \\approx 0.293" or "29.3\\%". Name: 1. James was able to forward their police reports, including this list of the value of items stolen. How can I detect when a signal becomes noisy? Suppose that in a certain community, 40% of the. b) If 40% of the people in a community will have a heart attack, what is the probability that a person with periodontal disease in this community will have a heart attack? Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. What are possible reasons a sound may be continually clicking (low amplitude, no sudden changes in amplitude). Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. Now, add these up, $\frac{3}{8} + \frac{1}{8} = \frac{4}{8} = \frac{1}{2}$. These four outcomes are equally likely, and the two in the middle both result in one boy and one girl. endobj Among these households, 50,000 have traditional landline telephones while the remaining 75,000 only use cellular and / or VOIP telephones. 2007-2023 Learnify Technologies Private Limited. for any assignment or question with DETAILED EXPLANATIONS! However, they need to be checked by the moderator before being published. Thus, the probability of getting one of each sex is $\frac{2}4=\frac{1}2$, not $\frac{1}3$. As the suspect was filmed loading the jewelry into a black duffel bag, Claire caught a glimpse of a label. 7) Suppose that in a certain community, 40% of the residents would answer "Yes" to the question, "Do you know the names of at least five other people who live on your block?" Suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response to this question is . a) We will assume that the statistics above part a) apply to this community. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Put someone on the same pedestal as another. more pieces of evidence (facts, statistics, examples, real-life experiences) that support the direct answers to the assignment question. Suppose that in a certain community, 40% of the residents would answer "yes" to the question, "do you know the names of at least five other people who live on your block?" Get it solved from our top experts within 48hrs! <>>> 1. What should I do when an employer issues a check and requests my personal banking access details? If someone explains the correct way, I will be tanks. suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response to this question is "yes". The dividends are expected to. A: Given: p=0.4 n=20 Let X~B (n,p) Q: Suppose that 54% of people own dogs. The probability that a randomly selected family owns a cat is 28%. You can specify conditions of storing and accessing cookies in your browser. You computed this probability correctly. Finding valid license for project utilizing AGPL 3.0 libraries, Use Raster Layer as a Mask over a polygon in QGIS. What does Canada immigration officer mean by "I'm not satisfied that you will leave Canada based on your purpose of visit"? Suppose that 15 percent of the families in a certain community have no children, 20 percent have 1, 35 percent have 2, and 30 percent have 3 children; suppose further that each child is equally likely (and independently) to be a boy or a girl. C) what does it mean to say that the statistic in this case is a unbiased estimator of the parameter? Quiz 7.1C. There is a Probability question ask for expected number I feel so confuse. Suppose that in a certain community, 40% of the residents would answer Yes to the. do you know the names of at least five other people who live on your block?" suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response to this question is "yes". P{B = 0, G = 2} = P{2 girl and a total of 2 children} |By using our site, you agree to our, Free Mechanical Engineering Homework Help, Checkout A municipal bond service has three rating categories (A, B, and C) and is issued by cities or by suburbs. The outcomes with two children are actually BB, BG, GB, and GG, where G stands for a girl, B for a boy, the first symbol gives the sex of the first child, and the second symbol gives the sex of the second child. Does the question reference wrong data/reportor numbers? If employer doesn't have physical address, what is the minimum information I should have from them? Unfortunately, the smart thief wore gloves, so no fingerprints were recovered from the scene. Can someone please tell me what is written on this score? 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. " We calculate the probabilities for (i). Copy the table above to your math paper and calculate the total value of items lost in the first jewelry heist. a. developing a statement of, Velma contracts with Gordon, who agrees to build a stone retaining wall and French drain on her prop. Assume that X is a binomial random variable with n = 8 and p = 0.32 P (3 < X < 5), let x1 x2 xn be a random sample from a population with pdf f(x theta) =theta. suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response tothis question is "yes".a) what are the parameter and the statistic in this situation?b)what does the sampling distribution of the statistic describe?C) what does it mean to say that the statistic in this case is a unbiased estimator of the parameter?D) suppose that in a much larger community, 40% of the residents would also answer "yes" to the question. Question: 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. " Name: 1. Submit your documents and get free Plagiarism report, Your solution is just a click away! Only 29% of healthy people have this disease. In what context did Garak (ST:DS9) speak of a lie between two truths? 12/17/14. Question: Suppose that 45% of all adults in a certain community are obese and that 40% suffer from diabetes. Edit Include 2 or Determine the conditional probability mass function of the size of a randomly chosen family containing 2 girls. Suppose that in a certain community, 40% of the. E) if you took a sample of 50 individuals instead of 100 from the original community, would the sampling distribution of the statistic change? Suppose that in a certain community, 40% of the residents would answer yes to the question, do you know the names of at least five other people who live on your block? suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response to this question is yes. Get it solved from our top experts within 48hrs! Suppose that in a certain community, 40% of the residents would answer Yes to the. The best answers are voted up and rise to the top, Not the answer you're looking for? The best answers are voted up and rise to the top, Not the answer you're looking for? Let $G$ be the event "there are at least $2$ girls" and let $S_2$ be the event "the family size is $2$." 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. On Fe. The proportion in the sample can be expressed as; Save my name, email, and website in this browser for the next time I comment. Lets catch up with our law enforcement officer Detective Claire, who is investi Privacy Policy. Instant answers; Get Homework; Solving word questions; Solve Now! A: Given, 54% of the people own dog.That is. " do you know the names of at least five other people who live on your block?" suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sa. Connect and share knowledge within a single location that is structured and easy to search. e) yes, standard error will be large. B. If a sample of 20 women are selected from this. do you know the names of at least five other people who live onyour block?" do you know the names of at least five other people who live on your block?" 2 (Rate this solution on a scale of 1-5 below). Solution : Given that , p = 0.33 1 - p = 1 - 0.33 = 0.67 n = 13 Using binomial probabilit . Answer: a) parameter= p , p =0.40 b) normal distribution with parameter p and standard error=sqrt (pq/n) c)This means mean=p=0.40, for biased estimator mean not =p=0.40. She reached out to James, a contact in the Foreign Service sector, who was able to verify that French and British authorities had been investigating similar crimes in their countries. Is a copyright claim diminished by an owner's refusal to publish? b) Assuming the statistics above the a) are correct for this case. in what way?E) if you took a sample of 50 individuals instead of 100 from the original community, would the sampling distribution of the statistic change? How can I make the following table quickly? Now we are essentially finished. Explain math questions. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 1. If someone has periodontal disease, what is the probability that he or she will have a heart attack? This clue led Claire to believe that the suspect must be someone who traveled internationally, particularly to France. Our experts will gladly share their knowledge and help you with programming projects. Fast Professional Tutoring. Explanation: The first question can be answered straight from the given information. Learn more about our help with Assignments: Thank you! If you're struggling with a math problem, try breaking it down into smaller pieces and solving each part separately. We are given the following: "P(D) = 0.29, P(D|H)=0.85, P(H)=0.4" and we basically need to calculate the same probability as in a) but with different given values: "P(H|D) = \\frac{P(H)*P(D|H)}{P(D)}=\\frac{0.4*0.85}{0.29}=1.17". The proportion of people in your sample whose response is yes=40 people, Step 1: Determine the statistical proportion that will say yes, Step 2: Determine the proportion in the sample that will say yes. each child independently is equally likely to be a boy or a girl. It only takes a minute to sign up. in what way? Then let us denote H - heart attack, D - periodontal disease. That is not what you are being asked to find, though it is a very useful part of the process. Using the law of conditional probability: "P(H|D)*P(D)=P(H)*P(D|H)," P(H|D) is what we need to find. Researchers discovered that 78% of people who have suffered a heart attack had periodontal disease, an inflammation of the gums. Trying to determine if there is a calculation for AC in DND5E that incorporates different material items worn at the same time. Suppose that 60% of all the issued bonds were A rated, and 10% of all the issued bonds were rated C. Of the municipal bonds rated A, 50% were issued ; Suppose that you live in a community that has 125,000 households. And how to capitalize on that? a) Suppose that in a certain community, heart attacks are quite rare, occurring with only 10% probability. If the es, In many cases, pioneers lose their market lead and initial market share to imitators who:______. We want to find the conditional probability that the family size is $2$. AP Statistics. e power - theta .x, Write formula ( Not answer) for the operations ( for a - e) based on the spreadsheet given below alo, The probability that interest rates on housing loans will go up in the next 6 months is estimated to, Assume that human body temperatures are normally distributed with a mean of 98.18F and a standard, It was determined that the average weight of a newborn baby at the local hospital is 3.6 kg with a s. . Why do you believe that the company has excellent business ethics 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. In other words, you want to calculate $$\Bbb P(B+G=x\mid G\ge 2)$$ for the various possible values of $x$. Understanding how to obtain this table, for the joint probability. Suppose that 15 percent of the families in a certain community have no children, 20 percent have 1, 35 percent have 2, and 30 percent have 3 children; suppose further that each child is equally likely (and independently) to be a boy or a girl. Suppose that 15 % of the families in a certain community have no children, 20 % As part of her investigation, Claire will need to interview a variety of experts, including some from the Government and Public Administration and the Human Services career clusters. To solve the problem under the assumption (ii), the procedure is almost the same, but the probabilities are different. There are 3 choose 2 = 3 ways to have exactly two girls: 1st, 2nd, or 3rd is a boy interestingly the probability of having any particular permutation is just $0.5^3 = 1/8$ (because it's still $0.5 \times 0.5$ for two girls, then $0.5$ for one boy). Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Name: 1. $32,995 Can dialogue be put in the same paragraph as action text. Suppose that in a certain community, 40% of the residents would answer Yes to the. Solve Now. Its $$\frac{8.75}{23.75}=\frac7{19}\;,$$ so the conditional probability that a randomly chosen family has exactly two children given that it has at least two girls is $7/19$: $\Bbb P(B+G=2\mid G\ge 2)=7/19$. Withdrawing a paper after acceptance modulo revisions? AP Statistics. The last heist did uncover one valuable clue though. Q: A population of women has 40% with dark eyes. Since the EMS system is bus, s each statement true or false? The probability that a randomly selected individual in a certain community has made an purchase is 0.33. Privacy Policy. (Hide this section if you want to rate later). Solve Now. Key - Just Practice! yesterday. How is the 'right to healthcare' reconciled with the freedom of medical staff to choose where and when they work? Quiz 7.1C. 5-carat diamond necklace How to add double quotes around string and number pattern? There are exactly three ways this can happen: 1) family has exactly 2 girls have one, 35 % have two and 30 % have three. Was the final answer of the question wrong? 1) All those cancer patients will be delighted to know they are "healthy", just because they don't have either periodonal disease or bad gums. How to determine chain length on a Brompton? if you took a sample of 100 individuals from this muchlarger community, would the sampling distribution of the statistic be different? What youre to find is probability mass function of the family size given that the family has two girls. Emerald and diamond tennis bracelet Suppose that in a certain community, 40% of the. $$P(S_2|G)P(G)=P(S_2\cap G)=P(G|S_2)P(S_2).$$ ", "answerCount": 1, "upvoteCount": 0, "dateCreated": "1/16/2023 12:18:42 PM", "datePublished": "1/16/2023 12:18:42 PM", "suggestedAnswer": [ { "@type": "Answer", "text": "Answer: The proportion of people in your sample whose response is yes=40 people Explanation: Step 1: Determine the statistical proportion that will say yes Proportion=40%=40/100=0.4 Step 2: Determine the proportion in the sample that will say yes The proportion in the sample can be expressed as; P=SZ where; P=proportion in the sample S=statistical proportion Z=sample size In our case; P=unknown to be determined S=40%=40/100=0.4 Z=100 replacing; Proportion in the sample=0.4100=40 The proportion of people in your sample whose response is yes=40 people", "upvoteCount": 0, "dateCreated": "1/16/2023 12:20:31 PM", "url": "https://business-question.com/suppose-that-in-a-certain-community-40-of-the-residents-would-answer-yes-to-the-question-do-you-14298927-21/#comment-186383", "author": { "@type": "Person", "url" : "https://business-question.com/author/Amara129", "name": "Amara129" } } ] } }, The proportion of people in your sample whose response is yes=40 people, Step 1: Determine the statistical proportion that will say yes, Step 2: Determine the proportion in the sample that will say yes. Quiz 7.2 a ap statistics answer key Key - Just Practice! D) suppose that in a much larger community, 40% of the residents would also answer "yes" to the question. 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. " $69,000 Connect and share knowledge within a single location that is structured and easy to search. Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. 1. It may not display this or other websites correctly. Were the solution steps not detailed enough? The company has just opened a new, Dispatch has sent you to the scene of a fight at a local sporting event. Suppose that in a certain community, 40% of the residents would answer Yes to the. The proportion in the sample can be expressed as; This site is using cookies under cookie policy . We know $P(G|S_2)$, it is $(1/2)^2$. Were the solution steps not detailed enough? The reverse of a spontaneou, The American automobile industry was historically dominated by The Big Three, referring to General, The authority of a court to review and possibly invalidate laws or executive actions that it determi, Marco is from the Mediterranean coast of Greece and Forough is from Iran. $25,560 In a certain community, 40% of the households subscribe to a local newspaper, 30% . Th, At the county fair, Chris throws a 0.12kg baseball at a 2.4kg wooden milk bottle, hoping to knock it, An oil company is interested in estimating the true proportion of female truck drivers based in five, When writing a formal business report, you should begin by __________. Each time, the thief left no fingerprints and always wore a mask to hide their identity. . = P{2 children}P{2 girls|2 children} Get it Now. a. capitalize on the pioneers weakne, On October 1, 2019, Illini Company purchased a truck for $42,000. Suppose further, that in each family each child independently is equally likely to be a boy or a girl. The problem statement is somewhat ambiguous. As important. JavaScript is disabled. Does the question reference wrong data/reportor numbers? All rights reserved. 3) family has all 3 girls. Here is the list of stolen items the owner made, along with the value of items stolen: 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. %PDF-1.5 Family with three children. a) Suppose that in a certain community, heart attacks are quite rare, occurring with only 10% probability. a) what are the parameter and the statistic in this situation? Spellcaster Dragons Casting with legendary actions? Get plagiarism-free solution within 48 hours. Get plagiarism-free solution within 48 hours. ? Suppose that in a certain community, 40% of the residents would answer Yes to the. So now use the percent of families with exactly 3 children to find this portion of the probability: Hence, add the two probabilities here is it in full detail, $$\begin{eqnarray}\mathbb{P}(\text{contains 2 girls}) &=& \mathbb{P}(\text{2 children}) \times \mathbb{P}(\text{2 girls, 2 children}) + \\ &\phantom{+=}& \mathbb{P}(\text{3 children}) \times \mathbb{P}(\text{2 or 3 girls, 3 children}) \end{eqnarray}$$, $\frac{1}{4} 35\% + 30\% \times \left(\frac{3}{8} +\frac{ 1}{8}\right)$. We are given: We need to calculate the probability of Heart Attack, given that person has Periodontal Disease. I can help you determine the answer to math problems. Claire has a suspect in mind but must find proof before she can charge the suspect in the crimes. 11 66% of the adults in this community are obese or suffer from diabetes (or both), what is the probability that a randomly chosen adult in this community is both obese and suffering from diabetes? She had the owner list the stolen items so that if the thief tried to sell them nearby, police would be on the lookout. Mark an implication as True if the truth of [statement 2] always follows whenever [statement 1] happens to be true. 12/17/14. % BFW Publishers The Practice of Statistics for AP*, 5/e Quiz 7.1C AP Statistics Name: 1. Brainliest please answer ANY ANSWERS WITH NO ANSWER WILL BE REPORTED You calculated that $8.75$% of all the families have exactly two girls and no boys. 3 0 obj . Stolen Item Price per item Qty Total Value I can't see this, because my tought is Total outcomes in 2 children (1,1)(2,0) and (0,2) therefor 1/3 of the 0.35 probability. 2) What would be an example of a company that you believe has POOR business ethics? Sci-fi episode where children were actually adults. Nov 18 2022 08:12 AM 1 Approved Answer of the population is over 70. If there is an n \times n nn matrix D such AD = I, then DA = I. b. Chances of at least one boy and girl? Math Index. Company managers do not want the weight of a chocolate Suppose that in a certain community, 40% of the residents would answer "Yes" to the question, "Do you know the names of at least five other people who live on your block?" Suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your . For a better experience, please enable JavaScript in your browser before proceeding. What screws can be used with Aluminum windows? 2023 BrainRouter LTD. All rights reserved. Decide mathematic tasks. Write your answer as a decimal (not as a percentage). Solve Now! if you took a sample of 100 individuals from this much larger community, would the sampling distribution of the statistic be different? An implication is False if there is an instance in which [statement 2] is false but [statement 1] is true. What is the etymology of the term space-time? 5 months ago, Posted xZmo6n_HN}HrH~hyWuV[3RV{-!9y8pW~xe\_ ?"Lk&dqz}K}-c4NsD80)7SWZUu}ojxMOOaB*,3CU~\1W:+HFZxx,JLeY]A=hD{e4WjY^nKD/\-UbhU--\,j|~ua Your comments have been successfully added. Suppose that in a certain community heart attacks are quite rare, occurring with only 11% probability. Claire was first assigned to this case after an upscale jeweler opened his shop one morning to find several display cases empty. 1. Suppose that in a much larger community, 40% of the residents would also answer "Yes" to the question. You are using an out of date browser. How to find the probability of a family having two boys out of three? (Then we will be able to find quickly the conditional probability that the family size is $3$.). Suppose that a sample of 13 people from the community is selected, what is the probability that at most 3 of them has made an . Quiz 7.1 a ap statistics answer key. rev2023.4.17.43393. The distribution of actual weights of 8-ounce chocolate bars produced by a certain machine is Normal with mean 8.1 ounces and standard deviation 0.1 ounces. Key - Just Practice! PLEASE WALK ME THROUGH THIS: The bus to the exposition averaged 18 miles to a gallon of gas. Researchers discovered that 81% of people who have suffered a heart attack has periodontal disease, an inflammation of the gums. Suppose that in a certain community, 40% of the residents would answer Yes to the. 1) What would be an example of a company that you believe has GREAT business ethics? c)This means mean=p=0.40, for biased estimator mean not =p=0.40. Why don't objects get brighter when I reflect their light back at them? Only 30% of healthy people have this disease. Save my name, email, and website in this browser for the next time I comment. Answer: a) parameter= p , p =0.40 of girls and Y be the number of boys in that family. Math Problem #1 P{B = 0, G = 1} = P{1 girl and a total of 1 child}, I belive, I understand this because the possibles outcomes are (0,1)(1,0) only 1 of 2 =1/2. All rights reserved. $25,850 Now you flip 3 times but only need to "win" twice-this is a binomial experiment. Solve mathematic questions; Top Specialists; Decide math problem . Suppose that you live in a community that has 125,000 households. Suppose further, that in each family Why do you believe that the company has poor ethics? b) normal distribution with parameter p and standard error=sqrt(pq/n) AP Statistics (b)Does the . Assume a family in this community is chosen at random and let X be the number Required fields are marked *. Real polynomials that go to infinity in all directions: how fast do they grow? Why does the second bowl of popcorn pop better in the microwave? You must log in or register to reply here. College Math. To know more check the 12/17/14. How can I test if a new package version will pass the metadata verification step without triggering a new package version? Dystopian Science Fiction story about virtual reality (called being hooked-up) from the 1960's-70's, Trying to determine if there is a calculation for AC in DND5E that incorporates different material items worn at the same time, What to do during Summer? For example, the probability that a family has exactly $2$ girls is $(0.35)(1/2)^2+(0.30)(3/8)$. 5 4 days ago. Math Solutions. Why are aircraft carriers a thing? How can I drop 15 V down to 3.7 V to drive a motor? " do you know the names of at least five other people who live on your block?" suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response to this question is "yes". in what way? A: Click to see the answer. Either we want to find (i) the (conditional) probability distribution of the family size, given that there are at least $2$ girls, or (ii) the (conditional) probability distribution of the family size, given that there are exactly $2$ girls. one month ago, Posted This site is protected by reCAPTCHA and the Google, Suppose that in a certain community, 40% of the residents would answer "yes" to the question, "do yo, The Nearside Co. just paid a dividend of $1.20 per share on its stock. Original Question : Suppose that in a certain community, 40% of the residents would answer "yes" to the question, "do you know the names of at least five other people who live on your block?" suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sample whose response to this question is "yes". Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. The conditional probability that a randomly selected family owns a dog, given that it doesn't own a cat, is approximately 27.8%. My attempt They also wore a black balaclava to cover their face, so Claire had almost no data about the thiefs appearance to work with. The first one is pretty simple. Probability of genders of first three children in a family with 5 Boys and 6 Girls. There are three certainties in this world: Death, Taxes and Homework Assignments. What an odd presumption. Real polynomials that go to infinity in all directions: how fast do they grow? So the chance of exactly 2 girls is: $\frac{3}{8}$, Now find the probability for having exactly 3 girls that's easy, there's only one way, you just have all 3 girls, probability is just $\frac{1}{8}$. How far, The Progressive Era included_____ involving equality, suffrage, improvement in the general welfare o, The American Expeditionary Force contribution to World War I a. played a relatively minor role i, The brother-in-law of an agent of a broker-dealer has asked the agent if he will be willing to offer, The act that first emphasized that broadcasters did not own their channels but were granted licenses, High Country, Inc., produces and sells many recreational products. How can I detect when a signal becomes noisy? Clear up mathematic problem . Can we create two different filesystems on a single partition? stream Include 2 or more pieces of evidence (facts, statistics, examples, real-life experiences) that support the direct answers to the assignment question. Why hasn't the Attorney General investigated Justice Thomas? One plus one is two. Edit, TutorTeddy.com & Boston Predictive Analytics, [ Email your Statistics or Math problems to help@teddycan.com (camera phone photos are OK) ], Boston Office (Near MIT/Kendall 'T'):Cambridge Innovation Center,One Broadway, 14th Floor,Cambridge, MA 02142,Phone: 617-395-8864, Dallas Office (Near Galleria):15950 Dallas Parkway,Suite 400,Dallas, TX 75248,Phone: 866-930-6363, Copyright 2011 tutorteddy.com. Over the following year, there were six more heists throughout the city, with total goods stolen valued at $3.75 million. 2 0 obj The proportion of people in your sample whose response is yes=40 people, Step 1: Determine the statistical proportion that will say yes, Step 2: Determine the proportion in the sample that will say yes. Quiz 7.1C. Learn more about Stack Overflow the company, and our products. 1. 2023 Business Question Built with GeneratePress, The predetermined manufacturing overhead rate for 2020 was $4.00 per direct labor hour; employees were paid $5.00 per hour.

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