The average number of pushups a United States Marine does daily is 300, with a standard deviation of 50. Answer the following questions OR explain why the question cannot be answered. (recall that it is a good idea to identify the random variable first) a. What is the probability of randomly selecting a Marine who can do at least 330 pushups daily?  b.What is the probability that a random sample of 36 Marines can average at most 320 pushups?  c. How many pushups would a Marine have to do to be in the top 5%?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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 The average number of pushups a United States Marine does daily is 300, with a standard deviation of 50. Answer the following questions OR explain why the question cannot be answered. (recall that it is a good idea to identify the random variable first)

a. What is the probability of randomly selecting a Marine who can do at least 330 pushups daily? 

b.What is the probability that a random sample of 36 Marines can average at most 320 pushups? 

c. How many pushups would a Marine have to do to be in the top 5%?  
 
 
 

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