__________ Is an Experiment in Which Neither the Participants nor the Individuals

question 121

Multiple Choice

__________ is an experiment in which neither the participants nor the individuals running the experiment know if participants are in the experimental or the control group until after the results are tallied.

• A) The double-blind study
• B) Field research
• C) The single-blind study
• D) Correlational research

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Definitions:

Drive Axle

An axle that is connected to the drive train and responsible for transferring power from the engine to the wheels.

Ring Gear

Spur gear such as that used on a flywheel for engine cranking, or the outer member of a planetary gearset.

Differential Case

The outer housing that encloses the differential mechanism in a vehicle, protecting its gears and components.

Differential Action

The mechanism in a vehicle's differential that allows two drive wheels to rotate at different speeds while turning, improving traction and handling.