Randomization and replication; one and two way classifications, including completely randomized and randomized complete block experiments; designs and analysis of variance (ANOVA) tables for fixed, random and mixed effects models; efficiency of designs; a priori treatment comparisons based on orthogonal contrasts and orthogonal polynomials; multiple comparison procedures, including multiple range tests. Data will be processed using available computer software packages.† Prerequisites MA242 or permission of the department. Exclusions MA245.