If a researcher adds order of treatment as a factor, and finds that the means are the same whether a treatment is presented first or second, then there are no order effects present in that study.

Question

Quizplus · Accepted Answer

If the means are the same regardless of the order of treatment, it indicates that there are no order effects present, as the order of treatment did not have an impact on the outcome of the study.

If a Researcher Adds Order of Treatment as a Factor