Question: Let x be the number of errors that appear on a randomly selected page of a book. The following table lists the probability distribution of

Let x be the number of errors that appear on a randomly selected page of a book. The following table lists the probability distribution of x. 0 2 3 P(x) .73 .16 06 .04 01

Find the mean and standard deviation of x.

0 2 3 P(x) .73 .16 06 .04 01

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