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Mathematics, 24.02.2020 23:42 mouna45

The distribution of X is exponential with an average of 34. Suppose that you form random samples of size 26 from this distribution. Find the following, rounding probabilities to 4 decimals and everything else to 2 decimals. a. The average of X-bar is and the standard deviation of X-bar is For the following, use the average and standard deviation found in part a. b. Find P(X-bar > 42). b. Find P(30 < X-bar < 40). c. 40% of the averages are AT LEAST how much?

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