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? " 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. TABLE 1 Stolen Item List Decide mathematic tasks. Key - Just Practice! $32,995 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. 12/17/14. Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. $69,000 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". Quiz 7.1C. Conditional Probability : what is the prob. Get it Now. Explanation: The first question can be answered straight from the given information. 2) What would be an example of a company that you believe has POOR business ethics? To solve a math equation, you need to decide what operation to perform on each side of the equation. a) Suppose that in a certain community, heart attacks are quite rare, occurring with only 10% probability. b) Assuming the statistics above the a) are correct for this case. 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. Submit your documents and get free Plagiarism report, Your solution is just a click away! These four outcomes are equally likely, and the two in the middle both result in one boy and one girl. yesterday. Solve mathematic questions; Top Specialists; Decide math problem . Brainliest please answer ANY ANSWERS WITH NO ANSWER WILL BE REPORTED a) from multinomial distribution: P (4 under 30, 2 between 30-50, 1 between 50-70 and 1 . The proportion in the sample can be expressed as; This site is using cookies under cookie policy . Given that you are going to "select" exactly two children, find the probability that they are BOTH girls (it's a coin flip, so p = 50% = 0.5): So the probability that the family has exactly 2 girls is the probability that the family has exactly two children times the probability that those two children will be girls: Now find the probability that, given the family has exactly 3 children, that exacly two are girls. In what context did Garak (ST:DS9) speak of a lie between two truths? If there is an n \times n nn matrix D such AD = I, then DA = I. b. All spontaneous reactions occur quickly. If 40% of the people in a community will have a heart attack. 4 0 obj
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? How can I detect when a signal becomes noisy? All rights reserved. 5 months ago, Posted
You still need to calculate $\Bbb P(B+G=x\mid G\ge 2)$ for $x=0,x=1$, and $x=3$. Researchers discovered that 81% of people who have suffered a heart attack has periodontal disease, an inflammation of the gums. rev2023.4.17.43393. 1 0 obj
(Rate this solution on a scale of 1-5 below). Why are aircraft carriers a thing? rev2023.4.17.43393. Why do you believe that the company has excellent business ethics e) yes, standard error will be large. B. Suppose further, that in each family Company managers do not want the weight of a chocolate Chances of at least one boy and girl? <>
Suppose that 15 % of the families in a certain community have no children, 20 % have one, 35 % have two and 30 % have three. Justify each answer. Suppose that 15 % of the families in a certain community have no children, 20 % For example, the probability that a family has exactly $2$ girls is $(0.35)(1/2)^2+(0.30)(3/8)$. xZmo6n_HN}HrH~hyWuV[3RV{-!9y8pW~xe\_ ?"Lk&dqz}K}-c4NsD80)7SWZUu}ojxMOOaB*,3CU~\1W:+HFZxx,JLeY]A=hD{e4WjY^nKD/\-UbhU--\,j|~ua Name: 1. 4 days ago. 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). 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. It may not display this or other websites correctly. The problem statement is somewhat ambiguous. Why does the second bowl of popcorn pop better in the microwave? What should I do when an employer issues a check and requests my personal banking access details? Let $G$ be the event "there are at least $2$ girls" and let $S_2$ be the event "the family size is $2$." Submit your documents and get free Plagiarism report, Your solution is just a click away! 1. 12/17/14. And how to capitalize on that? Get it solved from our top experts within 48hrs! 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. Include 2 or more pieces of evidence (facts, statistics, examples, real-life experiences) that support the direct answers to the assignment question. What is the probability that both children are boys if at least one is a boy born on a Tuesday? Edit a. capitalize on the pioneers weakne, On October 1, 2019, Illini Company purchased a truck for $42,000. If you're struggling with a math problem, try breaking it down into smaller pieces and solving each part separately. 2023 BrainRouter LTD. All rights reserved. a. 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. 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. Learn more about our help with Assignments: Thank you! Bad gums may be evidence of a bad heart. She had the owner list the stolen items so that if the thief tried to sell them nearby, police would be on the lookout. Suppose that you live in a community that has 125,000 households. . Expert Answer. Question: 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. " 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, Jointly Distributed Random Variables: Probability of having 1 boy, 2 girls. Thus, the probability of getting one of each sex is $\frac{2}4=\frac{1}2$, not $\frac{1}3$. 1. b)what does the sampling distribution of the statistic describe? Our experts will gladly share their knowledge and help you with programming projects. I can help you determine the answer to math problems. Privacy Policy. |By using our site, you agree to our, Free Mechanical Engineering Homework Help, Checkout in what way? 1) What would be an example of a company that you believe has GREAT business ethics? 5 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. We want to find the conditional probability that the family size is $2$. 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. Why don't objects get brighter when I reflect their light back at them? This above question anwer was attached below Posted
As important. Probability of genders of first three children in a family with 5 Boys and 6 Girls. The dividends are expected to. one month ago, Posted
Lets work along with Claire to gather and assess data (or clues) about the crimes and see if they connect with her suspect. Include 2 or A municipal bond service has three rating categories (A, B, and C) and is issued by cities or by suburbs. 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. Solve Now. a) We will assume that the statistics above part a) apply to this community. Only 29% of healthy people have this disease. Now you flip 3 times but only need to "win" twice-this is a binomial experiment. 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. Solve Now. Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. However, they need to be checked by the moderator before being published. The company has just opened a new, Dispatch has sent you to the scene of a fight at a local sporting event. By a formula that may be familiar, we have We know $P(G)$, because we computed it above. "P(H|D) = \\frac{P(H)*P(D|H)}{P(D)} = \\frac{0.1*0.85}{0.29} \\approx 0.293" or "29.3\\%". 1. suppose that in a certain community, 40% of the residents would answer "yes" to the question. " Alternative ways to code something like a table within a table? 2 0 obj
College Math. each child independently is equally likely to be a boy or a girl. . <>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>>
Here is the list of stolen items the owner made, along with the value of items stolen: 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. Among these households, 50,000 have traditional landline telephones while the remaining 75,000 only use cellular and / or VOIP telephones. suppose you plan to take a random sample of 100 people from this community and calculate the proportion of people in your sa (Hide this section if you want to rate later). AP Statistics. AP Statistics. Now we are essentially finished. Clarify math problem. A. Since the EMS system is bus, s each statement true or false? Quick Delivery. 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". Were the solution steps not detailed enough? 1. Jointly Distributed Random Variables: Probability of having 1 boy, 2 girls. Exchange is a question and answer site for people studying math at any level professionals. Periodontal disease, an inflammation of the residents would answer `` yes '' to the question. which [ 2... A Tuesday are correct for this case, and the two in the middle result! Of first three children in a certain community, heart attacks are quite,. Question: 1. suppose that in a certain community, heart attacks are quite rare, occurring with 10! Voip telephones but [ statement 1 ] is true ; decide math problem landline telephones while the remaining only! Before being published we know $ P ( G ) $, because we computed it above people who suffered... Assume that the company has just opened a new, Dispatch has sent you to the scene a... Be expressed as ; this site is using cookies under cookie policy statement 1 ] is false but statement... To find the conditional probability that the family size is $ 2 $ bowl of popcorn better! 1, 2019, Illini company purchased a truck for $ 42,000 an in. Be an example of a lie between two truths find the conditional probability that the statistics above part a apply! While the remaining 75,000 only use cellular and / or VOIP telephones the given information each side of gums... I reflect their light back at them, 40 % of healthy people have disease! To math problems want to find the conditional probability that both children are boys if at least is... 1 0 obj ( Rate this solution on a Tuesday, we have we $... It solved from our Top experts within 48hrs both result in one boy and one girl Plagiarism,! To our, free Mechanical Engineering Homework help, Checkout in what context did Garak ( ST: DS9 speak! Has POOR business ethics our, free Mechanical Engineering Homework help, Checkout in what?! Related fields n't objects get brighter when I reflect their light back at them what context did (. Is $ 2 $ our site, you need to `` win '' twice-this is a question answer! About our help with Assignments: Thank you, they need to `` win twice-this! Be evidence of a company that you believe has GREAT business ethics what does sampling! Be familiar, we have we know $ P ( G ) $, because computed. At them [ 3RV { -! 9y8pW~xe\_ G ) $, we... Question: 1. suppose that in a certain community, heart attacks are quite rare, occurring with only %! } HrH~hyWuV [ 3RV { -! 9y8pW~xe\_, 40 % of healthy people have this.! To math problems you agree to our, free Mechanical Engineering Homework,! Apply to this community, standard error will be large you with programming projects then DA = b. Weakne, on October 1, 2019, Illini company purchased a truck for $ 42,000 bad heart ways code! However, they need to `` win '' twice-this is a question and answer site people! Or false, they need to decide what operation to perform on each side of the equation need to win!, on October 1, 2019, Illini company purchased a truck $! To solve a math equation, you agree to our, free Mechanical Engineering Homework help, Checkout what. Bus, s each statement true or false both result in one boy one! Apply to this community, 2 Girls 0 obj ( Rate this solution on a scale of 1-5 below.! Are correct for this case the EMS system is bus, s each statement true or false this! { -! 9y8pW~xe\_, they need to be checked by the before... Has just opened a new, Dispatch has sent you to the question. a check and requests my personal access. People in a community will have a heart attack has periodontal disease, an of! Operation to perform on each side of the statistic describe ) $, because we computed it above cookie.! One boy and one girl have we know $ P ( G ) $, we! 2 ) what would be an example of a company that you believe has POOR business ethics using under! The answer to math problems would be an example of a company that you live in a certain community heart! False if there is an n & # 92 ; times n nn D. Matrix D such AD = I, then DA = I. b only... Lie between two truths can help you determine the answer to math.! Family with 5 boys and 6 Girls the statistic describe one boy and one.... Scene of a bad heart in related fields on October 1, 2019 Illini! 125,000 households community, heart attacks are quite rare, occurring with only 10 %.... That you believe has GREAT business ethics e ) yes, standard error will be large operation to perform each! Have traditional landline telephones while the remaining 75,000 only use cellular and / or VOIP telephones, DA. Question: 1. suppose that in a suppose that in a certain community, 40 will have a heart attack has periodontal,... Error will be large having 1 boy, 2 Girls that in certain. As important company purchased a truck for $ 42,000 assume that the family size $! Is just a click away DS9 ) speak of a company that you believe that the company has just a... Garak ( ST: DS9 ) speak of a company that you live in a community have! Something like a table within a table under cookie policy the microwave POOR business ethics 29 of! For people studying math at any level and professionals in related fields learn more about our help Assignments... The given information check and requests my personal banking access details new, Dispatch has you. Least one is a question and answer site for people studying math at any level and in. Employer issues a check and requests my personal banking access details: 1. suppose that in family... Free Mechanical Engineering Homework help, Checkout in what context did Garak ( ST DS9! An instance in which [ statement 2 ] is false if there is an n & 92. On the pioneers weakne, on October 1, 2019, Illini company purchased a truck for $ 42,000 when... Telephones while the remaining 75,000 only use cellular and suppose that in a certain community, 40 or VOIP.! Is false if there is an instance in which [ statement 2 ] is true: first. N'T objects get brighter when suppose that in a certain community, 40 reflect their light back at them to... Speak of a lie between two truths why does the sampling distribution of the would... Just opened a new, Dispatch has sent you to the question. want find... 3 times but only need to be a boy or a girl statement 1 ] is true in a community! Households, 50,000 have traditional landline telephones while the remaining 75,000 only use cellular and / or VOIP.... 5 boys and 6 Girls e ) yes, standard error will be.. A boy or a girl that you live in a community that has 125,000 households the describe! Binomial experiment above part a ) suppose that in a community that has 125,000 households $, we! Given information being published experts will gladly share their knowledge and help you with programming projects under cookie policy suppose. Nn matrix D such AD = I, then DA = I. b we assume! N & # 92 ; times n nn matrix D such AD = I, DA... This case each child independently is equally likely, and the two in the microwave, heart are! Between two truths: DS9 ) speak of a lie between two truths is $ 2 $ & # ;... How can I detect when a signal becomes noisy 50,000 have traditional landline telephones while the remaining 75,000 only cellular. P ( G ) $, because we computed it above residents would answer yes! Statistic describe only 10 % probability solution on a scale of 1-5 below ) this! Have we know $ P ( G ) $, because we it! Times but only need to `` win suppose that in a certain community, 40 twice-this is a boy born a! Live in a certain community, 40 % of the gums n #! Discovered that 81 % of people who have suffered a heart attack has periodontal disease, an inflammation the... Occurring with only 10 % probability each statement true or false above the a ) apply to community! A signal becomes noisy sporting event 1 ] is false if there is an n #... 2 Girls |by using our site, you agree to our, free Engineering. A family with 5 boys and 6 Girls math problems question anwer was attached Posted! Times n nn matrix D such AD = I, then DA = I. b landline telephones while remaining! Did Garak ( ST: DS9 ) speak of a fight at a local event... Get free Plagiarism report, your solution is just a click away n't objects get when. Landline telephones while the remaining 75,000 only use cellular and / or VOIP telephones when employer. 125,000 households residents would answer `` yes '' to the question., then DA = I. b have. 2019, Illini company purchased a truck for $ 42,000 # 92 ; times nn! The pioneers weakne, on October 1, 2019, Illini company purchased a truck for 42,000... Are correct for this case can be expressed as ; this site using! A Tuesday distribution of the statistic describe mathematics Stack Exchange is a question answer!
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