Question

A new radial tire was being tested. The new tire was put on 20 Hondas and each driven for 10,000 miles on a freeway. The tread wear was measured and compared to the wear from the standard tires driven on 20 other Honda cars, each driven for 10,000 freeway miles. Now answer questions 8-10.

What is the treatment?
A) Type of Tire
B) Type of Car
C) Tread Wear
D) Miles Driven

Answer 1

Which cars are the control group?
A) Cars with the Standard Tire
B) Cars with the Radial Tire
C) Hondas
D) Fords

Answer 2

Which cars are the experimental group?
A) Cars with the Standard Tire
B) Cars with the Radial Tire
C) Hondas
D) Fords