According to the American Time Use Survey, Americans watch television on weekdays for an average of 151 minutes per day (Time, July 11, 2011) Suppose that the current distribution of times spent watching television per weekday by all Americans has a mean of 151 minutes and a standard deviation of 2...

151 min 20 min and n 200 x 151 min and x n 20200 1414 min Th ...

According to the American Time Use Survey, Americans watch television on weekdays for an average of 151

Question:

According to the American Time Use Survey, Americans watch television on weekdays for an average of 151 minutes per day (Time, July 11, 2011). Suppose that the current of times spent watching television per weekday by all Americans has a mean of 151 minutes and a standard deviation of 20 minutes. Let x̅ be the average time spent watching television on a weekday by 200 randomly selected Americans. Find the mean and the standard deviation of the sampling of x̅. What is the shape of the sampling of x̅ ? Do you need to know the shape of the population in order to make this conclusion? Explain why or why not. Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...