An air conditioning and heating repair firm conducted a study to determine if the average outside temperature could be used to predict the cost of an electric bill for homes during the winter months in houston, texas. the resulting regression equation was: y = 227.19 - 1.45x, where y = monthly cost, x = average outside air temperature if the temperature averaged 48 degrees during december, what is the forecasted cost of december's electric bill?

Y=157.59

Step-by-step explanation:

In this problem we only have to substitute X by 48.

This is the forecasted cost of December's electricity bill.

step-by-step explanation:

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you just switch the numbers basically so it would be 3/17