Question

independent practice
a company is testing one of their new products. their product is a new wax for vehicles. to test their product, they find 100 willing participants that drive daily. the participants vehicles are placed into two groups: one is for lighter paint colors and the other is for darker paint colors. within each group, participants are randomly selected to see whose vehicle gets the new wax and who doesnt. after a year, a separate researcher tests the paint on each vehicle.
describe the treatment of the study.
the new car wax product.
the driver of the vehicle.
the color of the vehicle.

Explanation:

In an experiment, the treatment is the factor that is manipulated. Here, the company is testing a new wax. The driver is the subject, and the vehicle color is used for grouping (a blocking variable, not the treatment). The new car wax is what's being applied (the treatment) to see its effect on the paint.

Answer:

The new car wax product.