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Binomial Probability Review Practice 1. Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots, find the probability that she will make exactly 8 of them. (12) (0.79)8 (0.81)" - 0. 146 2. Julie plays corn hole and gets about 60% of the bags in the hole. If she throws 20 bags, find the probability that she will get at least 15 of them in the hole. 3. When 911 dispatches an ambulance to an emergency, the ambulance arrives within 6 minutes 95% of the time. Find the probability that in 10 calls, the ambulance arrives within 6 minutes at most 7 times. 4. In the wild, about 35% of acorns germinate and grow into oak trees. If 50 acorns fall in the forest, how many would we expect to germinate? 50 0.35- 17.5 5. Approximately 3.4% of Americans are vegetarian. If we ask a random sample of 36 people, what is the probability that exactly 4 of them are vegetarian? 36 eu (0.034)" C0.966) 36-4 0.0260 %D 6. Thirteen percent of adults are left-handed. In a group of 25 adults, find the probability of finding at least one lefty. 1-a5

Binomial Probability Review Practice 1. Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots, find the probability that she will make exactly 8 of them. (12) (0.79)8 (0.81)" - 0. 146 2. Julie plays corn hole and gets about 60% of the bags in the hole. If she throws 20 bags, find the probability that she will get at least 15 of them in the hole. 3. When 911 dispatches an ambulance to an emergency, the ambulance arrives within 6 minutes 95% of the time. Find the probability that in 10 calls, the ambulance arrives within 6 minutes at most 7 times. 4. In the wild, about 35% of acorns germinate and grow into oak trees. If 50 acorns fall in the forest, how many would we expect to germinate? 50 0.35- 17.5 5. Approximately 3.4% of Americans are vegetarian. If we ask a random sample of 36 people, what is the probability that exactly 4 of them are vegetarian? 36 eu (0.034)" C0.966) 36-4 0.0260 %D 6. Thirteen percent of adults are left-handed. In a group of 25 adults, find the probability of finding at least one lefty. 1-a5

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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내37 Binomial Probability Review Practice 1. Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots, find the probability that she will make exactly 8 of them. (0.79)8 (0.81)" = 0. 146 2. Julie plays corn hole and gets about 60% of the bags in the hole. If she throws 20 bags, find the probability that she will get at least 15 of them in the hole. the ambulance arrives within 6 3. When 911 dispatches an ambulance to an emergency, minutes 95% of the time. Find the probability that in 10 calls, the ambulance arrives within 6 minutes at most 7 times. 4. In the wild, about 35% of acorns germinate and grow into oak trees. If 50 acorns fall in the forest, how many would we expect to germinate? 50 0.35- 17.5 5. Approximately 3.4% of Americans are vegetarian. If we ask a random sample of 36 people, what is the probability that exactly 4 of them are vegetarian? 36-4 (0.031)" (0.966) 3b Cu = 0.0260 6. Thirteen percent of adults are left-handed. In a group of 25 adults, find the probability of finding at least one lefty. - Əs co.13)° 88-0
Transcribed Image Text:내37 Binomial Probability Review Practice 1. Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots, find the probability that she will make exactly 8 of them. (0.79)8 (0.81)" = 0. 146 2. Julie plays corn hole and gets about 60% of the bags in the hole. If she throws 20 bags, find the probability that she will get at least 15 of them in the hole. the ambulance arrives within 6 3. When 911 dispatches an ambulance to an emergency, minutes 95% of the time. Find the probability that in 10 calls, the ambulance arrives within 6 minutes at most 7 times. 4. In the wild, about 35% of acorns germinate and grow into oak trees. If 50 acorns fall in the forest, how many would we expect to germinate? 50 0.35- 17.5 5. Approximately 3.4% of Americans are vegetarian. If we ask a random sample of 36 people, what is the probability that exactly 4 of them are vegetarian? 36-4 (0.031)" (0.966) 3b Cu = 0.0260 6. Thirteen percent of adults are left-handed. In a group of 25 adults, find the probability of finding at least one lefty. - Əs co.13)° 88-0
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