Which of the Following Is TRUE About Hypothesis Testing

question 10

Multiple Choice

Which of the following is TRUE about hypothesis testing?

• A)The typical goal is to reject the alternative hypothesis in favor of the null hypothesis.
• B)A hypothesis may be rejected but can never be accepted completely.
• C)Marketing research studies attempt to prove results.
• D)The null hypothesis is assumed to be false for the purpose of the test.
• E)All of these are true about hypothesis testing.

---

Definitions:

Tractor-Trailer Semi-Combination Rig

A combination of a tractor unit and one or more trailers attached to it, commonly used for freight transport.

Supply Tanks

Containers used to store fluids or gases needed for the operation of machinery or vehicles, such as fuel or hydraulic fluid tanks.

Hold-Off Chamber

The rear chamber in a spring brake assembly that compresses the park spring when charged with air. Consists of a chamber, diaphragm, and powerful coil spring.

Parking Brakes

A secondary braking system, usually mechanically operated, designed to hold a vehicle stationary when parked.