Variance in Research Designs Flashcards QuizletVariance in Research Designs Reduce noise Minimize error variance is ideal for the NHST of Factorial design A can test main effects and interaction together**-screening design reducing variance-**,Tests for Homogeneity of Variance2 12 Tests for Homogeneity of Variance Some researchers like to perform a hypothesis test to validate The design was completely randomized Dose % …… Get more