question archive According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the grocery store
According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the grocery store
Subject:StatisticsPrice: Bought3
According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 195 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 9%?
