Suppose that five normal populations have common variance 2 100 and means 1 175, 2 190
Chapter 13, Problem 13-27(choose chapter or problem)
Suppose that five normal populations have common variance 2 100 and means 1 175, 2 190, 3 160, 4 200, and 5 215. How many observations per population must be taken so that the probability of rejecting the hypothesis of equality of means is at least 0.95? Use 0.01. 0
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