Technician a Says AWD Systems Are Based on FWD Systems

question 72

Multiple Choice

Technician A says AWD systems are based on FWD systems that use a viscous clutch, center differential, or transfer clutch to transfer power from the transaxle to a rear driveline. Technician B says an AWD system is based on RWD systems that use a transfer case, front drive shafts, and front axle assemblies to drive the front wheels. Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

Alternative Hypothesis

In hypothesis testing, the hypothesis that contradicts the null hypothesis, suggesting some effect or difference exists.

Non-directional

Pertains to hypotheses or tests that do not specify the direction of the expected differences or relationships.

Null Hypothesis

A hypothesis positing no effect or no difference; it serves as the default assumption to be tested against the alternative hypothesis.

Directional Hypothesis

A hypothesis that specifies the expected direction of the relationship between variables, indicating an increase or decrease.