5. Confirmatory Factor Analysis

Question 1

What are the requirements for a one factor model?

Answer 1

Need at least three uncorrelated indicators

Question 2

What are the requirements for a two or more factor model?

Answer 2

Two items can be loaded onto each factor, provided each factor is correlated with at least one other latent variable

Question 3

As a rule of thumb, how many indicators per latent factor are recommended for identifiability?

Answer 3

Three