QUESTION. ANSWER QUESTION PLEASE

Dress Shirts In a previous study conducted several years ago, a man owned on average 15 dress shirts. The standard deviation of the population is 2. A researcher wishes to see if that average has changed. He selected a random sample of 46 men and found that the average number of dress shirts that they owned was 14.7. At E: 0.01, is there enough evidence to support the claim that the average has changed? Assume that the variable is normally distributed. Use the Pvalue method with tables. State the hypotheses and identify the claim. HOD 31D The hypothesis test is a test. Part 2 of 5 Compute the test value. Always round z score values to at least two decimal places. Z =Find the Pvalue. Round me answer to at least 4 decimal places. Pvalue = E] Make the decision. mamas- Summarize the results. There is {Choose one) 7 that the average number of dress shirts is not 15