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A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $30 and a standard deviation of $18. Suppose the store had 324 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,100. b) If, on a typical Sunday, the store serves 324 customers, how much does the store take in on the worst 10% of such days? a) The probability is (Round to four decimal places as needed.)

A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $30 and a standard deviation of $18. Suppose the store had 324 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,100. b) If, on a typical Sunday, the store serves 324 customers, how much does the store take in on the worst 10% of such days? a) The probability is (Round to four decimal places as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $30 and a standard deviation of $18. Suppose the store had 324 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,100. b) If, on a typical Sunday, the store serves 324 customers, how much does the store take in on the worst 10% of such days? a) The probability is (Round to four decimal places as needed.)
Transcribed Image Text:A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $30 and a standard deviation of $18. Suppose the store had 324 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,100. b) If, on a typical Sunday, the store serves 324 customers, how much does the store take in on the worst 10% of such days? a) The probability is (Round to four decimal places as needed.)
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