Teens are reported to watch the fewest total hours of television per week of all the demographic groups. The average television viewing for teens on Sunday from 1:00 to 7:00 PM. is 1 hour 13 minutes. A random sample of local teens disclosed the following times for Sunday afternoon television viewing. At α = 0.01 can it be concluded that the average is greater than the national viewing time?
Perform each of the following steps.
a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Find the test value.
d. Make the decision.
e. Summarize the results.
Use the traditional method of hypothesis testing unless otherwise specified.
Assume that the population is approximately normally distributed.

  • CreatedSeptember 02, 2015
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