# statistics

posted by
**Anita**
.

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.