A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=ax+b a=-1.09 b=30.988 r2=0.458329 r=-0.677 Use this to predict the number of situps a person who watches 10 hours of TV can do (to one decimal place)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A regression was run to determine if there is a relationship between hours of TV watched per day (x) and
number of situps a person can do (y).
The results of the regression were:
y=ax+b
a=-1.09
b=30.988
r2=0.458329
r=-0.677
Use this to predict the number of situps a person who watches 10 hours of TV can do (to one decimal place)
Transcribed Image Text:A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=ax+b a=-1.09 b=30.988 r2=0.458329 r=-0.677 Use this to predict the number of situps a person who watches 10 hours of TV can do (to one decimal place)
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