Homework 3

1. Create a data set or use one of your own data sets. You need at least one between subject factor with more than two levels, and at least one within subject factor with more than two levels, and at least two dependent variables. Label the variables.

2. Perform a multivariate test of an interaction effect between one of the between subj factors and one of the within subj factors using matlab and sas or spss.

3. Prepare a result section that includes a plot of the means, a description of the results , and a summary of your statistical conclusions in apa style.

4. Perform one specific contrast on the same data using matlab. Compute the F statistic using matlab, and then compute the p – value for the F statistic using spss.