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Pay your bills: In a large sample of customer accounts, a utility company determined that the average number of days between when a bill was sent out and when the payment was made is 30 with a standard deviation of 7 days. Assume the data to be approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Between what two values will approximately 68% of the numbers of days be? Approximately 68% of the customer accounts have payment made between and days.

Pay your bills: In a large sample of customer accounts, a utility company determined that the average number of days between when a bill was sent out and when the payment was made is 30 with a standard deviation of 7 days. Assume the data to be approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Between what two values will approximately 68% of the numbers of days be? Approximately 68% of the customer accounts have payment made between and days.

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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Pay your bills: In a large sample of customer accounts, a utility company determined that the average number of days between when a bill was sent out and when the payment was made is 30 with a standard deviation of 7 days. Assume the data to be approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Between what two values will approximately 68% of the numbers of days be? Approximately 68% of the customer accounts have payment made between and days.
Transcribed Image Text:Pay your bills: In a large sample of customer accounts, a utility company determined that the average number of days between when a bill was sent out and when the payment was made is 30 with a standard deviation of 7 days. Assume the data to be approximately bell-shaped. Part: 0/3 Part 1 of 3 (a) Between what two values will approximately 68% of the numbers of days be? Approximately 68% of the customer accounts have payment made between and days.
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