A sample of 200 college freshmen was asked how many hours per week they spent playing video gaimes. The following frequency distribution presents the results. Number of Hours Frequency 1.0-7.9 21 8.0-14.9 40 15.0-21.9 42 22.0-28.9 29.0-35.9 36.0-42.9 43.0-49.9 50.0-56.9 57.0-63.9 64.0-70.9 Part 1 of 7

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QU3 ro/
A sample of 200 college freshmen was asked how many hours per week they spent playing video games. The following frequency
distribution presents the results.
Number of Hours
Frequency
1.0-7.9
21
8.0-14.9
40
15.0-21.9
42
22.0-28.9
29.0-35.9
21
36.0-42.9
43.0-49.9
50.0-56.9
57.0-63.9
64.0-70.9
Part 1 of 2
(a) How many classes are there?
There are
classes.
(b) What is the class width?
The class width is
Transcribed Image Text:QU3 ro/ A sample of 200 college freshmen was asked how many hours per week they spent playing video games. The following frequency distribution presents the results. Number of Hours Frequency 1.0-7.9 21 8.0-14.9 40 15.0-21.9 42 22.0-28.9 29.0-35.9 21 36.0-42.9 43.0-49.9 50.0-56.9 57.0-63.9 64.0-70.9 Part 1 of 2 (a) How many classes are there? There are classes. (b) What is the class width? The class width is
Do not round.
(c) What percentage of students play video games for less than 64 hr per week?
% of the students play video games for less than 64 hr per week.
(d) What percentage of students play video games for 57 or more hours per week?
% of the students play video games for 57 or more hours per week.
Transcribed Image Text:Do not round. (c) What percentage of students play video games for less than 64 hr per week? % of the students play video games for less than 64 hr per week. (d) What percentage of students play video games for 57 or more hours per week? % of the students play video games for 57 or more hours per week.
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