To determine the difference in fuel consumption between the BMW 360 Sereis 1 and the Mercedes Benz A-Class hatch, ten cars of each model were selected, and driven around 10 different tracks by 10 different drivers. The distance travelled per litre of fuel was recorded for each run. How should this data be analyzed?
Select one:
a. One sample t-test.
b. Paired sample t-test.
c. Two independent sample t-test
d. Two sample test of proportion.