If you found that the mean score of your experimental group differed from the mean score of your control group, then you could conclude that the difference
A) was due to the experimental treatment
B) was due to sampling or measurement error
C) was significant
D) none of the above

Question

Quizplus · Accepted Answer

Without additional statistical analysis, such as a significance test, you cannot conclusively determine the reason for the difference in means. It could be due to the treatment, error, or other factors.

If You Found That the Mean Score of Your Experimental