Question: What assumptions about the data should be satisfied for a
What assumptions about the data should be satisfied for a DA? What types of data screening should be performed to assess whether assumptions are violated?
Answer to relevant QuestionsIn general, if p is the number of predictor variables and k is the number of groups for the outcome variable in a DA, how many different discriminant functions can be obtained to differentiate among groups? (This question ...How is the Wilks’s Lambda statistic obtained from the within-group and total SCP matrices? In a one-way ANOVA, what does Wilks’s Lambda correspond to? How is Wilks’s Lambda interpreted in a MANOVA? Using the data in Table 16.1, the Project Talent test score data: a. What kinds of preliminary data screening would you need to run to evaluate whether assumptions for factor analysis are reasonably well met? Run these ...Discuss the kinds of information that you need to assess reliability of measurements. When you compute difference scores (for a paired samples t test), what happens to the parts of scores that are associated with stable individual differences among persons? (In the models in this chapter, these parts of ...
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