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Mathematics, 22.09.2020 20:01 kristen0517
A regression was run to determine whether there is a relationship between hours of TV watched per day (x) and number of sit-ups a person can do (y) . The results of the regression are given below.
y=ax+b
a=−1.077
b=30.98
r2=0.744769
r=−0.863
Use this to predict the number of sit-ups a person who watches 11 hours of TV can do. Give your answer as a whole number.
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