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Find the mean and standard deviation for the following probability distribution. x P(x) 0 0.22 1 0.31 2 0.27 3 0.2 Enter the exact answer

Find the mean and standard deviation for the following probability distribution.

x

P(x)

0

0.22

1

0.31

2

0.27

3

0.2

Enter the exact answer for the mean and round the standard deviation to three decimal places.

Mean=

Standard deviation=

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