Question: Consider H0: p = .45 versus H1: p < .45. a. A random sample of 400 observations produced a sample proportion equal to .42. Using

Consider H0: p = .45 versus H1: p < .45.
a. A random sample of 400 observations produced a sample proportion equal to .42. Using α = .025, would you reject the null hypothesis?
b. Another random sample of 400 observations taken from the same population produced a sample proportion of .39. Using α = .025, would you reject the null hypothesis?
Comment on the results of parts a and b.

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