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The amount of time that you spend on any given homework assignment can be described by the Gamma distribution with alpha = 3.1 and lambda

The amount of time that you spend on any given homework assignment can be described by the Gamma distribution with alpha = 3.1 and lambda = 1.3 (note that beta = 1/lambda). Over the course of a term you have 7 homework assignments.

a) How long on average do you spend on each homework?

b) What is the standard deviation of the average time you spend on each homework?

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