An April 2004 article on HearTheIssues.com stated that Americans watch an average of 4.0 hours of television
Question:
An April 2004 article on HearTheIssues.com
stated that Americans watch an average of 4.0 hours of television per person per day (source:
Nielsen Media Research). If the standard deviation for the number of hours of television watched per day is 2.1 and a random sample of 250 Americans is selected, the mean of this sample belongs to a sampling distribution.
a. What is the shape of this sampling distribution?
b. What is the mean of this sampling distribution?
c. What is the standard deviation of this sampling distribution?
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Related Book For 
Just The Essentials Of Elementary Statistics
ISBN: 9780495314875
10th Edition
Authors: Robert Johnson, Patricia Kuby
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