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   39       35       74   35–54   8       8       16   55+   2       8       10   Column Total   49       51       100       Find the following probabilities or percentages:     (d) Percentage of viewers given they are 18–34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decimal 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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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   39       35       74  
35–54   8       8       16  
55+   2       8       10  
Column Total   49       51       100  
 

 
Find the following probabilities or percentages:
 
 
(d) 
Percentage of viewers given they are 18–34 who prefer videos on a mobile or laptop device. (Round your answer to 2 decimal 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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