Pay your bills: In a large sample of customer accounts, a utility company determined that the...

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

29 with a standard deviation of 5 days. Assume the data to be approximately bell-shaped.

1) Estimate the percentage of bills for which payment was made in greater than 34 days. Approximate what percent of the bills have payments greater than 34.

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orchestra answered 1 year ago

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