Can we use the z test In each of the following cases state
Chapter , Problem 8.34(choose chapter or problem)
Can we use the z test? In each of the following cases state whether or not the Normal approximation to the binomial should be used for a significance test on the population proportion p. Explain your answers. (a) n 40 and H0: p 0.2. (b) n 30 and H0: p 0.4. (c) n 100 and H0: p 0.15. (d) n 200 and H0: p 0.04. 8.35 Lo
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