To conduct a research on the influence of personality on intelligence, Richard allots extroverts to group A and introverts to groupB. Being an introvert, Richard assumes that group B is more likely to be intellectually superior and later concludes that extroverts tend to score less than introverts in IQ tests. Which of the following does this scenario exemplify?
A)Non-concealed participant effect
B)Placebo effect
C)Ceiling effect
D)Experimenter expectancy effect

Question

Quizplus · Accepted Answer

This scenario exemplifies the experimenter expectancy effect, where the experimenter's own expectations and assumptions influence the interpretation and outcome of the study. Richard assumed that introverts would be intellectually superior based on their personality type, and this bias potentially influenced his conclusions.

To Conduct a Research on the Influence of Personality on Intelligence