Mathematics, 16.04.2020 17:24 soulspiritsa
Average sales for an online textbook distributor were $66.39 per customer per purchase. Assume the sales are normally distributed. If the standard deviation of the amount spent on textbooks is $9.76, find these probabilities for a randomly selected customer of the online textbook distributor. Round your answer to the nearest tenth of a percent.
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Average sales for an online textbook distributor were $66.39 per customer per purchase. Assume the s...
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