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The owner of a coffee shop has found that the amount spent by customers at the

shop is normally distributed with a mean of $6.80 and a variance of 1.44 $2. If a random sample of 25 customers is selected, what is the probability that the average amount spent by this sample of customers will be greater than $7.40?

A. 0.9938

B. 0.0062

C. 0.5319

D. 0.4681

Top Answer

Option B. 0.0062... View the full answer

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