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# A random sample of 40 videos posted to YouTube was selected. A month later, the number of items that each had been viewed was tabulated.

A random sample of 40 videos posted to YouTube was selected. A month later, the number of items that each had been viewed was tabulated. The mean number of viewings was 200 with a sample standard deviation of 397. Find the upper bound of the 99% confidence interval for the mean number of times videos posted to YouTube have been viewed in the first month.