Indicate the mean and the standard deviation of the distribution of means for each of the following situations. Population        sample size Mean Variance N (a) 100 40 10 (b) 100 30 10 (c) 100 20 10

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Q: Example 5-2. If, p(x) = { 15ix = 1, 2, 3, 4, 5 (0, elsewhere Find (i) P {X = 1 or 2), and (ii) P{1}.

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