Suppose you found a way to redo a study so that the SS_erro_rwas reduced compared to the first time you ran the experiment. The SS_treatstayed the same as before. The effect of this will be to A) increase the population variance B) be more likely to detect population differences if there are any C) increase the degrees of freedom D) all of the descriptive alternatives are correct.

Question

Quizplus · Accepted Answer

Reducing error in a study while keeping the treatment effect the same increases the study's power, making it more likely to detect true population differences if they exist.

Suppose You Found a Way to Redo a Study So