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Chapter 3: Q.68 (page 219)

Use the The graph shown is based on more than170,000interviews done by Gallup that took place from January through December 2012. The sample consists of employed Americans 18 years of age or older. The Emotional Health Index Scores are the sample space. We randomly sample one Emotional Health Index Score.

Find the probability that an Emotional Health Index Score is 82.7

Short Answer

Expert verified

The probability that an Emotional health index Score is0.1429

Step by step solution

01

Content Introduction

According to available data 170,000interviews were done by Gallup on employed Americans of 18ormoreage. In graph 14occupations were given with EHI scores.

02

Content Explanation

From the figure observe the only two occupations among 14available options have EHI scores 82.7

p=numberofoccupationwith82.7EHI scoretotaloccupationp=214p=0.1429

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Most popular questions from this chapter

You have a fair, well-shuffled deck of 52 cards. It consists of four suits. The suits are clubs, diamonds, hearts, and spades. There are 13 cards in each suit consisting of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, J (jack), Q (queen), and K (king) of that suit. S = spades, H = Hearts, D = Diamonds, C = Clubs. Suppose that you sample four cards without replacement.

Which of the following outcomes are possible? Answer the same question for sampling with replacement.

a. QS, 1D, 1C, QD

b. KH, 7D, 6D, KH

c. QS, 7D, 6D, KS

Forty-eight percent of all Californians registered voters prefer life in prison without parole over the death penalty for a person convicted of first degree murder. Among Latino California registered voters, 55%prefer life in prison without parole over the death penalty for a person convicted of first degree murder. 37.6%of all Californians are Latino. In this problem, let: • C = Californians (registered voters) preferring life in prison without parole over the death penalty for a person convicted of first degree murder. L = Latino Californians. Suppose that one Californian is randomly selected.

Are L and C mutually exclusive events? Show why or why not

Forty-eight percent of all Californians registered voters prefer life in prison without parole over the death penalty for a person convicted of first degree murder. Among Latino California registered voters, 55%prefer life in prison without parole over the death penalty for a person convicted of first degree murder. 37.6%of all Californians are Latino. In this problem, let: • C = Californians (registered voters) preferring life in prison without parole over the death penalty for a person convicted of first degree murder. L = Latino Californians. Suppose that one Californian is randomly selected.

In words, what is L OR C?

A jar of 150 jelly beans contains 22 red jelly beans, 38

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Let B = the event of getting a blue jelly bean

Let G = the event of getting a green jelly bean.

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Let R = the event of getting a red jelly bean.

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In words, explain what it means to pick one person from the study who is “Japanese American AND smokes 21to30 cigarettes per day.” Also, find the probability.
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