The average time it takes to be vaccinated is 5 minutes with the standard deviation of 1 minute. What is the proper sequence of the steps in the solution in solving the probability of more than 6 minutes average time to be vaccinated?   a. I, II, III, IV b. I, IV, III, II c. II, IV, I, III d. II, IV, III, I

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A: Introduction: Denote p as the true population proportion, and p̂ as the sample proportion.

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