Suppose that a third group of nurses was observed along
Suppose that a third group of nurses was observed along with groups I and II of Exercise 9.2-1, resulting in the respective frequencies 130, 75, 136, 33, 61, and 65. Test H0: pi1 = pi2 = pi3, i = 1, 2, . . . , 6, at the α = 0.025 significance level.
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