Physical Variables Although James wanted to run all the subjects in his experiment by himself, he realized that he couldn't complete the experiment in time without a second experimenter.To control for experimenter personality, he ran half the subjects in each condition and his roommate ran the other half.This strategy is called
A)balancing.
B)constancy of conditions.
C)elimination.
D)isolation.

Question

Quizplus · Accepted Answer

Balancing is the strategy used to distribute subject characteristics evenly between the experimental conditions. Here, James used balancing by having half of the subjects run by him and the other half by his roommate to control for experimenter personality. This ensures that any differences observed between the conditions are due to the independent variable and not the experimenter.

Physical Variables Although James Wanted to Run All the Subjects