Overview
In 2012, the population as a whole watched 4 hours of TV per day (TVHOURS). Compare this population mean to the GSS sample mean. Is the difference significant? Set alpha=.01. In your answer include: (Hint: use Descriptives to obtain the mean)
State the assumptions
The null and alternate hypotheses.
Establish the critical region.
Compute the test statistic.
- Make a decision and conclusion.
- In 2012, the population had 12 years of education. Compare this population mean to a random sample (2% of the GSS sample). Is the difference significant? Set alpha=.01. In your answer include: (Hint draw a random sample first and then do Descriptives to obtain the mean)
- State the assumptions
- The null and alternate hypotheses.
- Establish the critical region.
Compute the test statistic.