The 2008 General social survey asked a nationally representative sample of 1323 adult americans to report how many hours of televesion they watch in...

The 2008 General social survey asked a nationally representative sample of 1323 adult americans to report how many hours of televesion they watch in a typical day. The following histogram and statistics were produced from the sample data.

The researchers would like to estimate how many hours a day adult Americans tend to spend on TV watching on average. They decided to produce an interval estimate of the parameter based on the sample statistics.

b. Are the technical conditions necessary for the validity of the relevant confidence interval procedure met here ? show your work.

c. Calculate and interpret a 95% confidence interval for the population mean number of hours of TV watching. You may use the critical value 1.96.