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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 104 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.09?

According to a 2009 Readers 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 r class=

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Answer: 8.32%

Step-by-step explanation:

this is an approximation using the normal distribution as a proxy for the binomial distribution, which is valid for large sample sizes like this one.