When analyzing the difference between two means, Professor Angus obtains the effect size as .85 using Cohen's d. In this case, Professor Angus can conclude that:
A)85 percent of the effect on the dependent variable is due to the manipulation.
B)there is a correlation of .85 between the independent variable and the dependent variable.
C)the means are separated by a .85 standard deviation.
D)the results would only occur 85 percent of the time.

Question

Quizplus · Accepted Answer

In this case, Cohen's d of .85 indicates that the difference between the two means is .85 standard deviations. Therefore, the means are separated by a .85 standard deviation.

When Analyzing the Difference Between Two Means, Professor Angus Obtains