Question: Suppose X has a probability mass function given by the table below. Find the mean and variance of x. X 2 3 4 5 6

Suppose X has a probability mass function given by the table below. Find the mean and variance of x.

X

2 3 4 5 6

P(X = x)

0.01 0.25 0.4 0.3 0.04

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