Question 1198498
.
A regression was run to determine if there is a relationship between hours of TV watched per day,
x
, and number of sit-ups,
y
, a person can do in a minute.
The results of the regression were:
y=ax+b
a=-1.215
b=23.457
Use this to predict the number of sit-ups a person who watches
12
hours of TV can do in a minute. Round to the nearest whole number.
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Substitute the given value x= 12 into the given formula.


Perform all necessary calculations and round the value of y as prescribed.



Do not make any step aside from the given instructions.