Question
according to an article in a weekly local publication, 32% of newspaper readers read the entire paper. Suppose a sample of 55 newspaper readers is
according to an article in a weekly local publication, 32% of newspaper readers read the entire paper. Suppose a sample of 55 newspaper readers is selected. Round probabilities to four decimal places
f. Find the mean and standard deviation for the number of newspaper readers who read the entire paper. Round the mean to one decimal place and the standard deviation to two decimal places.
g. Interpret the mean and standard deviation in terms of the problem.
h. Determine if the distribution is approximately normal. Provide proof.
i. Above what number would be unusual?
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