Viewer Age 18-34 35-54 55+ Column Total Mobile/Laptop Device 40 12 Video Viewing Platform Preferred TV Screen 23 12 8 Row Total 63 24 13 100 57 43 Find the following probabilities or percentages: (a) Probability that a viewer is aged 18-34. (Round your answer to 2 decimal places.) Probability (b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.) Probability (c) Percentage of viewers who are 18-34 and prefer videos on a mobile or laptop device. Percentage of viewers 1% (d) Percentage of viewers given they are 18-34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decima places.) Percentage of viewers % (e) Percentage of viewers who are 35-54 or prefer videos on a mobile or laptop device. Percentage of viewers |%

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Topic Video
Question
Video Viewing Platform Preferred
TV Screen
23
12
Mobile/Laptop Device
40
Viewer Age
18-34
35-54
55+
Column Total
Row Total
63
24
13
100
12
8
57
43
Find the following probabilities or percentages:
(a) Probability that a viewer is aged 18-34. (Round your answer to 2 decimal places.)
Probability
(b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.)
Probability
(c) Percentage of viewers who are 18-34 and prefer videos on a mobile or laptop device.
Percentage of viewers
(d) Percentage of viewers given they are 18-34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decima
places.)
Percentage of viewers
(e) Percentage of viewers who are 35-54 or prefer videos on a mobile or laptop device.
Percentage of viewers
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OCT
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Transcribed Image Text:Video Viewing Platform Preferred TV Screen 23 12 Mobile/Laptop Device 40 Viewer Age 18-34 35-54 55+ Column Total Row Total 63 24 13 100 12 8 57 43 Find the following probabilities or percentages: (a) Probability that a viewer is aged 18-34. (Round your answer to 2 decimal places.) Probability (b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.) Probability (c) Percentage of viewers who are 18-34 and prefer videos on a mobile or laptop device. Percentage of viewers (d) Percentage of viewers given they are 18-34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decima places.) Percentage of viewers (e) Percentage of viewers who are 35-54 or prefer videos on a mobile or laptop device. Percentage of viewers ( Prev 14 of 19 Next > 121 OCT étv 25
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