Question: Let X be a random variable with the following probability distribution: X - 2 3 5 f(x) 0.3 0.5 0.2 Find the standard deviation of

Let X be a random variable with the following probability distribution: X - 2 3 5 f(x) 0.3 0.5 0.2 Find the standard deviation of X. The standard deviation is (Round to two decimal places as needed.)

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