Question: Find the variance. Round your answer to one decimal place. x 3 4 5 6 7 P(X = x) 0.3 0.2 0.2 0.1 0.2

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

x 3 4 5 6 7

P(X = x) 0.3 0.2 0.2 0.1 0.2

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