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Approximate probability that the average song

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Suppose that the average pop song length in America is 4 minutes with a standard deviation of 1.25 minutes. It is known that song length is not normally distributed. Suppose a sample of 25 songs is taken from the population. What is the approximate probability that the average song length will last more than 3.5 minutes? Round to the nearest thousandth.

A. 0.477

B. 0.023

C. 0.345

D. 0.155

Reference no: EM131044777

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