Biases that might affect the internal validity of experimental designs are often reduced by enhancing the level of sophistication of the experimental design.

Question

Quizplus · Accepted Answer

Enhancing the experimental design can reduce biases and increase internal validity. Sophisticated designs incorporate strategies such as randomization, blinding, and control groups, which help to minimize the impact of extraneous variables and increase confidence in the results.

Biases That Might Affect the Internal Validity of Experimental Designs