What percent of teens from schools that forbid cell phones brought their cell ph
ID: 3127748 • Letter: W
Question
What percent of teens from schools that forbid cell phones brought their cell phone to school every day? This percent is part of
The Pew Internet and American Life Project interviewed several hundred teens (ages 12 to 17). One question asked was “How often do you take your cell phone to school?” Below is a two-way table of the responses by how permissive the school is with regard to cell phone use:Data Set
What percent of teens from schools that forbid cell phones brought their cell phone to school every day? This percent is part of
Explanation / Answer
Total
25
19
4
48
14
31
6
51
14
23
8
45
97
314
57
468
Total
150
387
75
612
What percent of teens from schools that forbid cell phones brought their cell phone to school every day? This percent is part of
the conditional distribution of school permissiveness among those who brought a cell phone to school every day.
the marginal distribution of the frequency that a teen brought a cell phone to school.
the conditional distribution of the frequency that a teen brought a cell phone to school among schools that forbid cell phones.
P=97*100/150 =64.67%
Total
25
19
4
48
14
31
6
51
14
23
8
45
97
314
57
468
Total
150
387
75
612
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