Electric Usage Narrative the Power Company Claims the Amount of Electricity Used by Electricity
Essay
Electric Usage Narrative
The power company claims the amount of electricity used by a house (y) depends on = square metres of heated space,
= mean outside temperature, and
= mean hours of sunlight per day. Partial statistical software output is given below.
Regression Analysis
The regression equation is = 357 + 0.808 - 16.6
+ 40
S = 267.7 R-sq = 82.0% R-sq(adj) = 76.6%
Analysis of Variance
-Refer to Electric Usage Narrative. Construct a 99% confidence interval for .
Correct Answer:

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