Each individual in a random sample of 50 Internet users was asked how many minutes he or she spends online in a typical day. The data was then used to construct a 99% confidence interval for the mean number of minutes spent online in a typical day for all Internet users. The confidence interval was (80, 200) minutes per day. Which of the following is a correct interpretation of the confidence interval?
O We can be sure that 99% of all Internet users will spend between 80 minutes and 200 minutes online in a typical day.
O We are 99% confident that the population mean number of B minutes spent online in a typical day for all Internet users is between 80 minutes and 200 minutes.
O There is a 99% chance that the population mean of the number of minutes spent online in a typical day of all Internet users is between 80 minutes and 200 minutes.
O We are 99% confident that the sample mean is between 80 minutes and 200 minutes.

Q&A Education