A number of years ago, the fire department in Pearson, Ontario, began recruiting females through an employment equity program. In terms of efficiency ratings as compiled by their superiors, how do the...

A number of years ago, the fire department in Pearson, Ontario, began recruiting females through an employment equity program. In terms of efficiency ratings as compiled by their superiors, how do the employment equity employees rate? The ratings of random samples of both groups were collected, and the results are reported below (higher ratings indicate greater efficiency).

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