In a climate survey it was determined that in a random sampl

In a climate survey, it was determined that in a random sample of 23 days, the average temperature in Kalamazoo at 2:00 PM in the months of July and August is 77.48 degrees with a standard deviation of 3.714 degrees. Using this information, a 99% confidence interval for the average is (75.297, 79.663). Which of the following is the appropriate interpretation of this interval?

a) We cannot determine the proper interpretation of this interval.

b) We are certain that 99% of the days in the months of August and July will have a temperature at 2:00 PM between 75.297 and 79.663.

c) We are 99% confident that the proportion of all days\' temperatures will fall between 75.297 and 79.663.

d) We are 99% confident that the average daily temperature for the months of July and August at 2:00 PM for the days recorded is between 75.297 and 79.663.

e) We are 99% confident that the average daily temperature for the months of July and August at 2:00 PM is between 75.297 and 79.663.

Solution

e) We are 99% confident that the average daily temperature for the months of July and August at 2:00 PM is between 75.297 and 79.663.