Question: x -2 -1 0 1 2 P(X = x) 0.2 0.2 0.2 0.1 0.3 Find the standard deviation. Round your answer to one decimal place.

x -2 -1 0 1 2 P(X = x) 0.2 0.2 0.2 0.1 0.3

Find the standard deviation. Round your answer to one decimal place.

Find the variance. Round your answer to one decimal place.

Find the value of P(X>0)P(X>0). Round your answer to one decimal place.

Find the value of P(X0)P(X0). Round your answer to one decimal place.

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