The contingency table below shows the results of a survey of video viewing habits by age. Video Viewing Platform Preferred TV Screen Viewer Age 18-34 Mobile/Laptop Device Row Total 30 33 63 35-54 13 13 26 55+ 3 8. 11 Column Total 46 54 100 Find the following probabilities or percentages: (a) Probability that a viewer is aged 18–34. (Round your answer to 2 decimal places.) Probability 0.63 (b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.) Probability 0.54 (c) Percentage of viewers who are 18–34 and prefer videos on a mobile or laptop device. Percentage of viewers 30 % (d) Percentage of viewers given they are 18–34 who prefer videos on a mobile or laptop device. (Round your answer to 2 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
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The contingency table below shows the results of a survey of video viewing habits by age.
Video Viewing Platform Preferred
Viewer Age
Mobile/Laptop Device
TV Screen
Row Total
18-34
30
33
63
35-54
13
13
26
55+
3
8
11
Column Total
46
54
100
Find the following probabilities or percentages:
(a) Probability that a viewer is aged 18–34. (Round your answer to 2 decimal places.)
Probability
0.63
(b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.)
Probability
0.54
(c) Percentage of viewers who are 18–34 and prefer videos on a mobile or laptop device.
Percentage of viewers
30 %
(d) Percentage of viewers given they are 18–34 who prefer videos on a mobile
places.)
laptop device.
ound your answer to 2 decimal
Percentage of viewers
| %
(e) Percentage of viewers who are 35-54 or prefer videos on a mobile or laptop device.
Percentage of viewers
Transcribed Image Text:The contingency table below shows the results of a survey of video viewing habits by age. Video Viewing Platform Preferred Viewer Age Mobile/Laptop Device TV Screen Row Total 18-34 30 33 63 35-54 13 13 26 55+ 3 8 11 Column Total 46 54 100 Find the following probabilities or percentages: (a) Probability that a viewer is aged 18–34. (Round your answer to 2 decimal places.) Probability 0.63 (b) Probability that a viewer prefers watching videos on a TV screen. (Round your answer to 2 decimal places.) Probability 0.54 (c) Percentage of viewers who are 18–34 and prefer videos on a mobile or laptop device. Percentage of viewers 30 % (d) Percentage of viewers given they are 18–34 who prefer videos on a mobile places.) laptop device. ound your answer to 2 decimal 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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