Live Lecture
· Looking at differences
· A problem with error bar graphs of repeated-measures designs
· Step : calculate the mean for each participant
· Step : calculate the grand mean
· Step : calculate the adjustment factor
· create adjusted values for each variable
· The t-test
· Rationale for the t-test
· Assumptions of the t-test
· The dependent t-test
· Sampling distributions and the standard error
· The dependent t-test equation explained
· The dependent t-test and the assumption of normality
· Dependent t-tests using SPSS
· Output from the dependent t-test
· Calculating the effect size
· Reporting the dependent t-test
· The independent t-test
· The independent t-test equation explained
· The independent t-test using SPSS
· Output from the independent t-test
· Calculating the effect size
· Reporting the independent t-test
· Between groups or repeated measures?
· The t-test as a general linear model
· Practical Exercise