A comparison of analytical methods for the two group pre- post design
(2017)
Presentation / Conference
Allis, V., & White, P. (2017, April). A comparison of analytical methods for the two group pre- post design. Poster presented at UWE Student Conference, Bristol, England
Simulation demonstrates that for a two group randomized design ANCOVA is more powerful than the gain score approach For ANCOVA with an interaction term the model with pre scores X as a covariate is more powerful than the model with X + Y as the co... Read More about A comparison of analytical methods for the two group pre- post design.