The same survey referenced in the previous exercise reported that for a random sample of 676 parents
Question:
a. Do the sample data provide convincing evidence that the mean number of hours that parents think their teens spend online is less than 10 hours per week?
b. Write a few sentences commenting on the results of the test in Part (a) and of the test in Part (b) of the previous exercise.
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a 1 mean number of hours Canadian parents of teens think their teens spend online 2 H 0 10 3 H a 10 ...View the full answer
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Related Book For 
Statistics The Exploration & Analysis Of Data
ISBN: 9780840058010
7th Edition
Authors: Roxy Peck, Jay L. Devore
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