Mathematics, 16.02.2021 07:20 tanviknawale
A random sample of students were surveyed as to how much non-school screen time
they had each week (for purposes of the survey, screen time was defined as: time
spent online, on social media, watching TV, or playing video games) and if their grade
average was above or below 80.
Screen Time
above below
8
8
less than 4 hours
18
16
4-8 hours
20
16
8-12 hours
11
17
more than 12 hours
What percent of the students who spend 4-8 hours a week on screens reported a
grade average above 802 Round your answer to the nearest tenth of a percent.
Answers: 1
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A random sample of students were surveyed as to how much non-school screen time
they had each week...
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