To determine the difference in fuel consumption between the Mazda 2and the Mazda 3, ten cars of each model were selected, and driven around a race courseby one of 20 different drivers. The distancetravelledperlitreof fuel was recorded for each run. How should this data be analyzed?

Answers:a.Two independent sample t-test

b.Paired sample t-test.

c.One sample t-test.

d.Two sample test of proportion.