Name: 1. If someone has periodontal disease, what is the probability that he or she will have a heart attack? We calculate the probabilities for (i). AP Statistics. Key - Just Practice! We know $P(G)$, because we computed it above. Determine the conditional probability mass function of the size of a randomly chosen family containing 2 girls. Quiz 7.2 a ap statistics answer key Key - Just Practice! Math Index. Get it Now. If a family is chosen at random from this community, then B, the number of boys, and G, the number of girls, determine the conditional probability mass function of the size of a randomly chosen family containing 2 girls. one year ago, Posted can anyone help me out with where to get started on this problem? 1 Only 30% of healthy people have this disease. Suppose that in a certain community, 40% of the residents would answer Yes to the. Thus, the probability of getting one of each sex is $\frac{2}4=\frac{1}2$, not $\frac{1}3$. 2) family has 2 girls and 1 boy 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". Connect and share knowledge within a single location that is structured and easy to search. What is the probability that both children are boys if at least one is a boy born on a Tuesday? 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?" Each time, the thief left no fingerprints and always wore a mask to hide their identity. Clarify math problem. Suppose that in a certain community heart attacks are quite rare, occurring with only 11% probability. 2007-2023 Learnify Technologies Private Limited. 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. 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. 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 __________. (Tenured faculty). If there is an n \times n nn matrix D such AD = I, then DA = I. b. James was able to forward their police reports, including this list of the value of items stolen. Suppose that you live in a community that has 125,000 households. 5 months ago, Posted Edit a. capitalize on the pioneers weakne, On October 1, 2019, Illini Company purchased a truck for $42,000. Assume a family in this community is chosen at random and let X be the number What an odd presumption. AP Statistics. Learn more about Stack Overflow the company, and our products. " 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". The second part of the sum is because if the family has $3$ children, the probability that girls will outnumber boys is, by symmetry, equal to $1/2$. Were the solution steps not detailed enough? Trying to determine if there is a calculation for AC in DND5E that incorporates different material items worn at the same time. Math Solutions. Why do you believe that the company has poor ethics? Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. = P{2 children}P{2 girls|2 children} Suppose that in a certain community, 40% of the residents would answer Yes to the. Why don't objects get brighter when I reflect their light back at them? Conditional Probability : what is the prob. Lets work along with Claire to gather and assess data (or clues) about the crimes and see if they connect with her suspect. Why does the second bowl of popcorn pop better in the microwave? Do my homework for me. Key - Just Practice! $32,995 I can help you determine the answer to math problems. rev2023.4.17.43393. 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. Company managers do not want the weight of a chocolate AP Statistics. Solve Now. Suppose that in a certain community heart attacks are quite rare, occurring with only 15% 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. Lets catch up with our law enforcement officer Detective Claire, who is investi To solve the problem under the assumption (ii), the procedure is almost the same, but the probabilities are different. if you took a sample of 100 individuals from this muchlarger community, would the sampling distribution of the statistic be different? 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. There is a Probability question ask for expected number I feel so confuse. $69,000 e) yes, standard error will be large. Fast Professional Tutoring. 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? What sort of contractor retrofits kitchen exhaust ducts in the US? have one, 35 % have two and 30 % have three. b) Assuming the statistics above the a) are correct for this case. $25,560 We are given: We need to calculate the probability of Heart Attack, given that person has Periodontal Disease. Your physics assignments can be a real challenge, and the due date can be really close feel free to use our assistance and get the desired result. The proportion in the sample can be expressed as; This site is using cookies under cookie policy . On Fe. Quiz 7.1C. Name: 1. How to add double quotes around string and number pattern? Main site navigation. Why hasn't the Attorney General investigated Justice Thomas? 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". Edit 1) 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 Its correct as far as it goes, but its incomplete. 3-carat diamond engagement ring 3 0 obj 3) family has all 3 girls. Was the final answer of the question wrong? The proportion in the sample can be expressed as; Your email address will not be published. 5 months ago, Posted The probability that a randomly selected individual in a certain community has made an purchase is 0.33. It only takes a minute to sign up. 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". For example, the probability that a family has exactly $2$ girls is $(0.35)(1/2)^2+(0.30)(3/8)$. 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. 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. We are going to select 100 households from your co . Why cant there just be an airport on land only for military aircraft? Then let us denote H - heart attack, D - periodontal disease. 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. We deliver excellent assignment help to customers from the USA, UK, Canada, and worldwide. Math Problem #1 Start studying Test 7C AP Statistics. Why do you believe that the company has excellent business ethics Now we are essentially finished. 1. Distraught, he phoned police. 2 0 obj A: Click to see the answer. " do you know the names of at least five other people who live onyour 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 tothis question is "yes". To know more check the 2 Does the question reference wrong data/reportor numbers? Can we create two different filesystems on a single partition? 1) What would be an example of a company that you believe has GREAT business ethics? As important. 2 years ago, Posted 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'. 1. Answer: a) parameter= p , p =0.40 yesterday. ", "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 7.1C. From here you should be able to finish it, I think. Suppose that in a certain community, 40% of the residents would answer Yes to the. . Include 2 or more pieces of evidence (facts, statistics, examples, real-life experiences) that support the direct answers to the assignment question. For a better experience, please enable JavaScript in your browser before proceeding. Suppose that in a certain community, 40% of the. 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. " Suppose that 15 % of the families in a certain community have no children, 20 % have one, 35 % have two and 30 % have three.
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