This volume introduces the reader to one of the most fundamental topics in social science statistics: experimental design. The authors clearly show how to select an experimental design based on the number of independent variables and the number of subjects. Other topics addressed include variability, hypothesis testing, how ANOVA can be extended to the multi-group situation, the logic of the t test and completely randomized designs.
[Page 55]The factorial design, as mentioned previously, is not really a separate class of design, but a way of combining two or more designs. As a case in point, consider the completely randomized design discussed in Chapter 5: The investigator, recall, wished to examine the impact of ...