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3. Find the mean and standard deviation of the following probability distribution. Round the answers to two decimal places. P(x) 0.243 2 0.279 0.184 0.126

3. Find the mean and standard deviation of the following probability distribution. Round the answers to two decimal places. P(x) 0.243 2 0.279 0.184 0.126 0.091 6 0.077

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