Question: 5.2 A polling organization interviewed by phone 400 randomly selected fans about their opinion on random drug testing of professional baseball players and found that

5.2 A polling organization interviewed by phone 400 randomly selected fans about their opinion on random drug testing of professional baseball players and found that 68% favored such a regulation.

a. Find the standard error of the proportion.

b. Find the 95% confidence interval for the population proportion.

c. Find the 99% confidence interval for the population proportion.

Interpret your findings step by step explaining in detail how and why you formulated and arrived at each conclusion.

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