Let x be the number of errors that appear on a randomly selected page of a book.

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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.

Find the mean and standard deviation of x.

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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