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A local company has approximately 4000 unpaid bills. The mean amount owing was $52.50 with a standard deviation of $7.00. a)What is the probability that

A local company has approximately 4000 unpaid bills. The mean amount owing was $52.50 with a standard deviation of $7.00.

a)What is the probability that the sample mean will be less than $50.00 with a sample size of 40? Interpret your results

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