# Question

a. Calculate the mean and standard deviation of the random variable by using formulas (5.1), (5.3a), and (5.4).

b. Calculate the mean and standard deviation using formulas (5.7) and (5.8).

c. Compare the results of parts a and b.

b. Calculate the mean and standard deviation using formulas (5.7) and (5.8).

c. Compare the results of parts a and b.

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