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Mr Stat wanted to determine the population proportion of students who drop out of his statistics...

Mr Stat wanted to determine the population proportion of students who drop out of his statistics course. He finds of the 160 students who started the term, 32 stopped attending. Find a 99% confidence interval for the population proportion of students who drop statistics. Interpret your answer.

Part A - Fill out the pieces of the formula:    times the square root of ( times divided by )

Part B - To two decimal places, the interval is ( , ) Make sure this is small value first.

Part C - We are confident the population is between and of the students.

Math   Statistics-And-Probability   
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Answer #1

Answers:

Part A:

Part B:

(0.12, 0.28)

Part C:

We are 99% confident the population proportion is between 0.12 and 0.28 of the students who drop statistics.

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