If knowing the level of an independent variable received by a participant does not at all improve prediction of that participant 's score in an experiment, then will be. $\eta ^ { 2 }$
A)-1.0
B)100 percent
C)1.0
D)0.0

Question

Quizplus · Accepted Answer

If knowing the level of an independent variable received by a participant does not improve prediction of that participant's score in an experiment at all, then the independent variable has no effect on the dependent variable. Therefore, the effect size measure, eta-squared ($\eta ^{2}$), would be 0.0, indicating that there is no effect of the independent variable on the dependent variable.

If Knowing the Level of an Independent Variable Received by a Participant