Consider two independent binomial experiments In the first one, 40 trials had 15 successes In the second one, 60 trials had 6 successes (a) Is it appropriate to use a normal distribution to approximate the 1 2 distribution Explain (b) Find a 95 confidence interval for p1 p2 (c) Based on the confidence interval you computed, can you be 95 confident that p1 is more than p2 Explain

Question: Consider two independent binomial experiments. In the first one, 40 trials had 15 successes. In the second one, 60 trials had 6 successes. (a) Is

Consider two independent binomial experiments. In the first one, 40 trials had 15 successes. In the second one, 60 trials had 6 successes.
(a) Is it appropriate to use a normal to approximate the 1 - 2 Explain.
(b) Find a 95% confidence interval for p1 - p2.
(c) Based on the confidence interval you computed, can you be 95% confident that p1 is more than p2? Explain.

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