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According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 66 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.07?

According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 66 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.07?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 66 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.07?

Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.

Answer =  (Enter your answer as a number accurate to 4 decimal places.)

According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 66 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.07? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer (Enter your answer as a number accurate to 4 decimal places.)
Transcribed Image Text:According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 66 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.07? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer (Enter your answer as a number accurate to 4 decimal places.)
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