# statistics

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H0: ƒÊX = ƒÊY
The mean (average) gas price in city X equals the mean (average) gas price in city Y during January 2012.
H1: ƒÊX ‚ ƒÊY
The mean (average) gas price in city X does not equal the mean (average) gas price in city Y during January 2012.

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