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Question 7 of 14 (1 point) | Question Attempt: 1 of 3 Compute the mean and standard deviation of the random variable with the given

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Question 7 of 14 (1 point) | Question Attempt: 1 of 3 Compute the mean and standard deviation of the random variable with the given discrete probability distribution. X P(x) -6 0.10 -3 0.17 2 0.22 5 0.29 -J 0.22 Send data to Excel Part: 0 / 2 Part 1 of 2 (a) Find the mean. Round the answer to three decimal places, if necessary. The mean is X

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