Data from a sample of Americans yielded the following estimates of average TV viewing time per month
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Data from a sample of Americans yielded the following estimates of average TV viewing time per month for all Americans 2 years old and older. The times are in hours and minutes; Q1 stands for first quarter.
In Exercises, classify each of the studies as either descriptive or inferential. Explain your answers.
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Viewing method Watching TV in the home Watching timeshifted TV DVR playback Using the Internet on a computer Watching video on the Internet Mobile subscribers watching video on a mobile phone Q1 2011 Q1 2010 Change (%) 158:47 10:46 26:14 25:33 4:33 4:20 158:25 9:36 25:48 25:54 3:23 3:37 0.2 12.2 1.7 -1.4 34.5 20.0 200
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