A survey of 36 college students conducted at a public university computed a 98%

Question

A survey of 36 college students conducted at a public university computed a 98% confidence interval for the average number of coffee drinks the students consumed per week to be (2.57, 5.83). Which of the following is a correct interpretation of this result?

A. 98% of students at this college consume between 2.57 and 5.83 coffee drinks per week

B. The probability that a randomly selected person consumes between 2.57 and 5.83 coffee drinks per week is 0.98

C. We can be 98% confident that the average number of coffee drinks consumed by students at this university per week is between 2.57 and 5.83

D. We can be 98% confident that the average number of coffee drinks consumed by students at ANY university per week is between 2.57 and 5.83

Explanation / Answer

98% confidence interval is given for 36 college students of public university. So the given interval represents public university.

Hence We can be 98% confident that the average number of coffee drinks consumed by students at this university per week is between 2.57 and 5.83

So C Is the correct answer

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