Question

Suppose that the length of research papers is uniformly distributed from 12 to 26 pages. We survey a class in which 55 research papers were turned in to a professor. We are interested in the average length of the research papers.

Answer 1

A.) X ~ N(18.5, 3.75)

B.) SumX ~ N(1017.5,27.8).

C.) 0.0122 = 1.22% probability that the professor will need to read a total of more than 1080 pages.

Explanation:

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