A consumer group conducted a study regarding the number of

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A consumer group conducted a study regarding the number of hours of TV that teenagers watched per week. The cumulative frequencies of the sample were as follows.

1.Hours per week Cumulative Frequency

0-4 7

5-9 25

10-14 49

15-19 77

20-24 120

2.What is the mean "weekly hours of TV watched" for the sample?

a.) .38

b.) 12

c.) 15.42

d.) 17

e.) 370

Reference no: EM13473533

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