Elementary Statistics with Student Access Kit
Elementary Statistics with Student Access Kit
12th Edition
ISBN: 9780321869470
Author: Mario F. Triola
Publisher: PEARSON
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Chapter 14, Problem 2CRE

a.

To determine

To obtain: The probability of randomly selection an adult and getting someone who does not believe that is inappropriate to wear shorts at work.

b.

To determine

To obtain: The probability of 5 randomly selected people believe that it is inappropriate to wear shorts at work.

c.

To determine

To find: The probability of getting at least one who does not believe that it is inappropriate to wear shorts at work.

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3. A bag of Skittles contains five colors: red, orange, green, yellow, and purple. The probabilities of choosing each color are shown in the chart below. What is the probability of choosing first a red, then a purple, and then a green Skittle, replacing the candies in between picks? Color Probability Red 0.2299 Green 0.1908 Orange 0.2168 Yellow 0.1889 Purple 0.1736
Name: Quiz A 5.3-5.4 Sex Female Male Total Happy 90 46 136 Healthy 20 13 33 Rich 10 31 41 Famous 0 8 8 Total 120 98 218 Use the following scenario for questions 1 & 2. One question on the Census at School survey asks students if they would prefer to be happy, healthy, rich, or famous. Students may only choose one of these responses. The two-way table summarizes the responses of 218 high school students from the United States by sex. Preferred status 1. Define event F as a female student and event R as rich. a. Find b. Find or c. Find and 2. Define event F as a female student and event R as rich. a. Find b. Find c. Using your results from a and b, are these events (female student and rich) independent? Use the following scenario for questions 3 & 4. At the end of a 5k race, runners are offered a donut or a banana. The event planner examined each runner's race bib and noted whether Age Less than 30 years old At least 30 years old Total Choice Donut Banana 52 54 106 5 72 77 Total 57 126…
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