If an Air Conditioning System Is Calling for Cooling and the Compressor

question 26

Multiple Choice

If an air conditioning system is calling for cooling and the compressor is running but the indoor (evaporator) fan is not running, which terminal on the thermostat will the technician most likely check first?

• A) G
• B) R
• C) Y
• D) W

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Definitions:

Random Assignment

A technique used in research to place participants into experimental groups in a way that each participant has an equal chance of being in any group, ensuring the groups are comparable.

Face Validity

The extent to which a test appears to measure what it is supposed to measure, based on a subjective judgment and general impressions.

Content Validity

The extent to which a test measures all aspects of the concept it intends to assess.

Criterion Validity

An attribute of a test, when it gives higher scores to people already known to have greater ability in the area it tests. The concept arises because some qualities are easier to recognize than to define completely, such as artistic ability.