The contingency table below shows the results of a survey of video viewing habits by age.

Viewer Age Mobile/Laptop Device TV Screen Row Total

18-34 37 25 62

35-54 11 11 22

55+ 6 10 16

Column Total 54 46 100

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 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%