A threat to internal validity that occurs when information about the experiment is communicated between the different groups of participants is known as
A)the cross-communication threat.
B)novelty effects.
C)contamination.
D)the Hawthorne effect.

Question

Quizplus · Accepted Answer

Contamination occurs when information about the experiment is communicated across different groups of participants, which can lead to participants in the control group being influenced by the intervention. This is a threat to internal validity. The other answer choices are not applicable to this scenario - novelty effects refer to the impact of something new or novel in an experiment, the Hawthorne effect refers to changes in behavior due to being observed, and the cross-communication threat is not a commonly used term in research.

A Threat to Internal Validity That Occurs When Information About