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Chapter 3: Q. 68 (page 221)

Use the following information to answer the next 12exercises. The graph shown is based on more than 170,000interviews done by Gallup that took place from January through December 2012. The sample consists of employed Americans 18years 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 a score is capable82.7is0.1429.

Step by step solution

01

Introduction

The scientific skill of likely hood are often wont to analyze variance. It it's interested with the prospect (probability) of just a happening occurring. If you spin a a good coin multiple times, the results statistically probable to be two heads and two tails.

02

Probability Score

There are 14 indeed a plethora of activities. Merely two of them, Farm, fishing, or forests, and Education, get a heavy emotional value of 82.7. sort of a result, the frequency is calculated based:

P(score=82.7)=214=0.1429

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Most popular questions from this chapter

Use the following information to answer the next two exercises. You see a game at a local fair. You have to throw a dart at a color wheel. Each section on the color wheel is equal in area.

Let B = the event of landing on blue.

Let R = the event of landing on red.

Let G = the event of landing on green.

Let Y = the event of landing on yellow.

If you land on red, you don’t get a prize. What is P(R)?

A box is filled with several party favors. It contains 12

hats, 15 noisemakers, ten finger traps, and five bags of confetti.

Let H = the event of getting a hat.

Let N = the event of getting a noisemaker.

Let F = the event of getting a finger trap.

Let C = the event of getting a bag of confetti.

Find P(F).

Use the following information to answer the next two exercises. You are rolling a fair, six-sided number cube. Let E = the event that it lands on an even number. Let M = the event that it lands on a multiple of three.

What does P(E OR M) mean in words?

Use the following information to answer the next six exercises. A jar of 150jelly beans contains 22red jelly beans, 38

yellow, 20green, 28purple, 26blue, and the rest are orange.

Let B = the event of getting a blue jelly bean

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

Let O = the event of getting an orange jelly bean.

Let P = the event of getting a purple jelly bean.

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

Let Y = the event of getting a yellow jelly bean.

Find P(Y).

Use the following information to answer the next four exercises. Table 3.15shows a random sample of musicians and how they learned to play their instruments.

Find P(musician is a female).
See all solutions

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