In the context of the key features of good experimental design,it is important to know if the observed differences between experimental groups are:

Question

Quizplus · Accepted Answer

Statistically significant differences are important to determine the effectiveness of the independent variable being tested in an experiment. Directional differences may also be important, but statistical significance is necessary to support any claims of causation or relationship between variables. Correlational and inferential differences are not relevant in the context of experimental design.

In the Context of the Key Features of Good Experimental