Introductory Statistics
1st Edition
ISBN: 9781938168208
Author: Barbara Illowsky, Susan Dean
Publisher: OpenStax College
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Textbook Question
Chapter 3, Problem 80H
On February 28, 2013, a Field Poll Survey reported that 61% of California registered voters approved of allowing two people of the same gender to maim and have regular rnaniage Laws apply to them. Among 18 to 39 year olds (California registered voters), the approval rating was 78%. Six In ten California registered voters said that the upcoming Supreme Court’s ruling about the constitutionality of California’s Proposition 8 was either where or somewhat important to them. Our of those CA registered voters who support same-sex man iage. 75% say the ruling is Important to them. in this problem. let:
• C California registered voters who support same-sex marriage.
• B = California registered voters who say the Supreme Court’s ruling about the constitutionalkv of California’s Proposition 81s very of somewhat important to them
• A = California registered voters who are 18 to 39 years old.
a. Find P(C).
b. Find P(B).
c. Find P(CA).
d. Find P(BC).
e. hi words, what Is CA?
f. In words, what is BC?
g. Find P(C AND B).
h. In words, what is C AND B?
I. Find P(CORB).
j. Are C and B mutually exclusive
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On February 28, 2013, a Field Poll Survey reported that 61% of California registered voters approved of allowing two people of the same gender to marry and have regular marriage laws apply to them. Among 18 to 39 year olds (California registered voters), the approval rating was 78%. Six in ten California registered voters said that the upcoming Supreme Court’s ruling about the constitutionality of California’s Proposition 8 was either very or somewhat important to them. Out of those CA registered voters who support same-sex marriage, 75% say the ruling is important to them.In this problem, let:C = California registered voters who support same-sex marriage.B = California registered voters who say the Supreme Court’s ruling about the constitutionality of California’s Proposition 8 is very or somewhat important to themA = California registered voters who are 18 to 39 years old.Find P(C).Find P(B).Find P(C|A).Find P(B|C).In words, what is C|A?In words, what is B|C?Find P(C AND B).In words,…
In 2000 two organizations conducted surveys to ascertainthe public’s opinion on banning gay men from serving inleadership roles in the Boy Scouts.■ A Pew poll asked respondents whether they agreedwith “the recent decision by the Supreme Court” that“the Boy Scouts of America have a constitutional rightto block gay men from becoming troop leaders.”■ A Los Angeles Times poll asked respondents whetherthey agreed with the following statement: “A BoyScout leader should be removed from his duties as atroop leader if he is found out to be gay, even if he isconsidered by the Scout organization to be a modelBoy Scout leader.”
One of these polls found 36% agreement; the other found56% agreement. Which of the following statements is true?A) The Pew poll found 36% agreement, and the LosAngeles Times poll found 56% agreement.B) The Pew poll includes a leading question, while theLos Angeles Times poll uses neutral wording.
C) The Los Angeles Times Poll includes a leading ques-tion, while the Pew poll…
In a recent health insurance survey, employees at a large corporation were asked, "Have you been a patient in a hospital during the past year, and if so, for what reason?" The following results were obtained: 492 employees had an injury, 779 had an illness, 1,253 had tests, 241 had an injury and an illness and tests, 706 had an illness and tests, 506 had tests and no injury or illness, 957 had an injury or illness, and 1,544 had not been a patient. (Round your answers to one decimal place.)
(a) What percent of the employees had been patients in a hospital? %(b) What percent of the employees had tests in a hospital?
Chapter 3 Solutions
Introductory Statistics
Ch. 3 - The sample space S Is all the ordered pairs of two...Ch. 3 - You have a fair. well-shuffled deck of 52 cards....Ch. 3 - You have a fair, well-shuffled deck of 52 cards....Ch. 3 - Draw two cards from a standard 52-card deck with...Ch. 3 - A box has two balls, one white and one red. We...Ch. 3 - Let event A = learning Spanish. Let event B =...Ch. 3 - In a bag, there are six red marbles and four green...Ch. 3 - A student goes to the library. Let events B = the...Ch. 3 - In a basketball arena, • 70% of the fans are...Ch. 3 - Mark Is deciding which route to take to work. His...
Ch. 3 - A box has two balls, one white and one red. We...Ch. 3 - Helen plays basketball. For free throws she makes...Ch. 3 - A school has 200 seniors of whom 140 will be going...Ch. 3 - A student goes to the library. Let events B = the...Ch. 3 - A school has 200 seniors of whom 140 will be going...Ch. 3 - A student goes to the library Let events B = the...Ch. 3 - Table 3.3 shows the number of athletes who stretch...Ch. 3 - Table 3.6 shows a random sample of 200 cyclists...Ch. 3 - Table 3.10 relates the weights and heights of a...Ch. 3 - In a standard deck. there are 52 cards. 12 cards...Ch. 3 - In a standard deck, there are 52 cards. Twelve...Ch. 3 - Suppose there are four red balls and three yellow...Ch. 3 - Suppose an experiment has outcomes black, white,...Ch. 3 - Roll a fair, six-sided die. 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Eight are fiction and the...Ch. 3 - What is the sum of the probabilities of an event...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - E and F are mutually exclusive events. P(E) = 0.4;...Ch. 3 - J and K are independent events. P(J/ K) = 0.3....Ch. 3 - U and V are mutua11y exclusive events. P( U) =...Ch. 3 - Q and R are independent events. P(Q) = 0.4 and P(Q...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Complete the table using the data provided....Ch. 3 - Suppose that one person from the study Is randomly...Ch. 3 - Find the probability that the person was Latino.Ch. 3 - In words, explain what it means to pick one person...Ch. 3 - In words, explain what it means to pick one person...Ch. 3 - In words, explain what it means to pick one person...Ch. 3 - Prove that smoking level day and ethnicity are...Ch. 3 - Figure 3.11 The graph in Figure 3.11 displays the...Ch. 3 - Explain what is wrong with the following...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - Use the following information to answer the next...Ch. 3 - On February 28, 2013, a Field Poll Survey reported...Ch. 3 - After Rob Ford, the mayor of Toronto, announced...Ch. 3 - Use the following information o answer the next...Ch. 3 - Use the following information o answer the next...Ch. 3 - Use the following information o answer the next...Ch. 3 - Suppose that you have eight cards. Five are green...Ch. 3 - Roll two fair dice separately. Each die has six...Ch. 3 - A special deck of cards has ten cards. Four are...Ch. 3 - An experiment consists of first rolling a die and...Ch. 3 - An experiment consists of tossing a nickel, a...Ch. 3 - Consider the following scenario: Let P(C) = 0.4....Ch. 3 - Y and Z are independent events. a. Rewrite the...Ch. 3 - G and H are mutually exclusive events. 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