A study was conducted among 80 children on the effect of playing video games on their memory and for this purpose of the study the following table was constructed- Time Teenagers Spend on Video Games per week (Hours) 0 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 Number of Children 6 15 19 ? 14 9 a. Compute the average number of hours spent on playing video games. Answer in exact fraction, or rounded to at least 4 decimal places. b. Compute the median number of hours spent on playing video games. Answer in exact fraction, or provide exact value.
A study was conducted among 80 children on the effect of playing video games on their memory and for this purpose of the study the following table was constructed- Time Teenagers Spend on Video Games per week (Hours) 0 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 Number of Children 6 15 19 ? 14 9 a. Compute the average number of hours spent on playing video games. Answer in exact fraction, or rounded to at least 4 decimal places. b. Compute the median number of hours spent on playing video games. Answer in exact fraction, or provide exact value.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:A study was conducted among 80 children on the effect of playing video games on their memory and for this purpose of the study the following table
was constructed-
Time Teenagers Spend on Video Games per week (Hours)
0 - 10
10 - 20
20 - 30
30 - 40
40 - 50
50 - 60
Number of Children
6
15
19
?
14
9
a. Compute the average number of hours spent on playing video games.
Answer in exact fraction, or rounded to at least 4 decimal places.
b. Compute the median number of hours spent on playing video games.
Answer in exact fraction, or provide exact value.
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