Average sales for an online textbook distributor were 65 33

Last updated: 2/14/2023

Average sales for an online textbook distributor were 65 33 per customer per purchase Assume the sales are normally distributed If the standard deviation of the amount spent on textbooks is 8 93 find the percentage of customers of the online textbook distributor that spent a more than 92 12 per purchase b less than 83 19 per purchase Round your answer to the nearest tenth of a percent Refer to the table of values Area Under the Standard Normal Distribution as needed