What is the purpose of tests of statistical significance in an experiment?
A) to establish direction of influence
B) to determine if random assignment created similar experimental and control groups
C) to determine the generalizability of the findings
D) to determine if chance is a reasonable explanation of experimental results
E) to test the reliability of the measurement of the dependent variable

Question

Quizplus · Accepted Answer

Tests of statistical significance are used to determine if the results of an experiment are likely due to chance or if they reflect a true effect.

What Is the Purpose of Tests of Statistical Significance in an Experiment