Dr. Adkins noticed that the room was colder during the second administration of a performance task than during the first administration. This is a completely chance event. This would be an example of:
A) bias.
B) a random error.
C) an error of central tendency.
D) a validity issue.

Question

Quizplus · Accepted Answer

A random error occurs due to chance variations in the conditions of an experiment, such as unexpected changes in room temperature, which do not systematically affect the outcome but can introduce variability in the results.

Dr Adkins Noticed That the Room Was Colder During the Second