[Steps Shown] An independent government agency is interested in comparing the heating cost of all- electric homes and those of homes heated with natural gas.
Question:
An independent government agency is interested in comparing the heating cost of all- electric homes and those of homes heated with natural gas. A sample of eight all-electric homes is matched with eight homes of similar size and other features that use natural gas. The heating costs for last January are obtained for each home. At the 0.05 significance level is there reason to believe there is a difference in heating costs?
Matched Pair
Electric Heat Gas Heat
1
265
260
2
271
270
3
260
250
4
250
255
5
248
250
6
280
275
7
257
260
8
262
260
Deliverable: Word Document 
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