Within vs Between Subjects
Explain the difference between a within subjects variable
and a between subjects variable.
Recognize examples of within and between subjects
Explain the advantages and disadvantages of each type
Explain when each type of variable can or cannot be
used, should or should not be used, and the consequences of the choice.
Explain the significance of the number of levels of
factors for between and within subjects designs.
Describe experimental designs which use both within
and between subjects variables.
Distinguish between number of subjects and number of
Explain the consequences for the number of subjects
needed and for power
Read an anova table and reconstruct the design by examining
the error terms and the degrees of freedom.
Organize data from between subjects, within subjects,
and combined designs for analysis.
Use a statistical analysis program, such as SPSS, to
analyze between subjects designs, within subjects designs, and designs with
both kinds of factors.