A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $34 and a standard deviation of $20. Suppose the store had 314 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,800. b) If, on a typical Sunday, the store serves 314 customers, how much does the store take in on the worst 1% of such days?

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 $34 and a standard deviation of $20. Suppose the store
had 314 customers this Sunday.
a) Estimate the probability that the store's revenues were at least $10,800.
b) If, on a typical Sunday, the store serves 314 customers, how much does the
store take in on the worst 1% of such days?
Transcribed Image Text:A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $34 and a standard deviation of $20. Suppose the store had 314 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,800. b) If, on a typical Sunday, the store serves 314 customers, how much does the store take in on the worst 1% of such days?
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