To Secure Communality Estimates for the Classical Factor Model

Multiple Choice

To secure communality estimates for the classical factor model

A) the communalities from an initial principal components model can be used.
B) the smallest absolute value of the correlation of the variable with any other variable can be used.
C) the highest achieved communality from a principal components model can be used.
D) a separate communality estimate is unnecessary because the classical factor model simply uses 1's in the diagonal.
E) a and c.