Watching TV:In2012

, the General Social Survey asked a sample of1328people how much time they spent watching TV each day. The mean number of hours was3.03with a standard deviation of2.68.A sociologist claims that people watch a mean of3 hours of TV per day. Do the data provide sufficient evidence to conclude that the mean hours of TV watched per day is more than the claim? Use the= 0.05 level of significance and the critical value method.

Find the critical value(s). Round to three decimal places. If there is more than one critical value, separate them with commas.

Critical value(s):