Mathematics, 09.01.2020 03:31 bigwaYne
Certain private water utilities in south carolina charge a variable rate for the drinking water they provide to residences. one customer's bills over a 23-month period were used to fit a linear regression in an attempt to predict charges on future bills according to gallons consumed. the resulting regression equation is bill amount = 23.2 + (7.67 x thousand gallons)
which of the following is a correct statement resulting from this regression line?
a) on average, the gallons consumed increase by 23.2 thousand gallons for each additional dollar added to the bill amount.
b) on average, the bill amount increases by 7.67 dollars for each additional thousand gallons consumed.
c) on average, the gallons consumed increase by 7.67 thousand gallons for each additional dollar added to the bill amount.
d) on average, the bill amount increases by 23.2 dollars for each additional thousand gallons consumed.
Answers: 3
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Certain private water utilities in south carolina charge a variable rate for the drinking water they...
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