Statistics Homework Solutions
#1848
Using a regression equation to calculate the correlation coefficient.
The owner of an office building studies heating cost versus daily high temperatures. He records the following data:
Temperature (deg C) @ Cost ($100)
-------------------------------
1 @ 9
4 @ 5
6 @ 3
10 @ 2
He proposes a regression equation to predict the cost of heating the building.
What is the predicted heating cost for a day with a high temperature of 8 degrees C and what is the correlation coefficient?
The soltuion addresses the fact that the owner of an office building studies heating cost versus daily high temperatures and his data recording.
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