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Paired T test for Independent Government Agency

An independent government agency is interested in comparing the heating is interested in comparing the heating cost of all-electric home and those of home 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 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     Electric       Gas Pair         Heat          Heat1            265           2602            271           2703            260           2504            250           2555            248           2506            280           2757            257           2608            262           260

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Solution Summary

This provides an example of using a t-test to work with data.