Evaluating the Experiment from the Inside: Internal Validity An experiment 's validity is threatened by ____ when subjects do not reveal all they know about the purpose of an experiment and researchers accept subject reports at face value.
A)a pact of ignorance
B)confounding
C)experimenter bias
D)history threat

Question

Quizplus · Accepted Answer

A pact of ignorance occurs when subjects withhold information about their awareness of the experiment's purpose, and researchers mistakenly take their reports at face value, potentially compromising the experiment's internal validity.

Evaluating the Experiment from the Inside: Internal Validity an Experiment