Re: 2nd order factor analysis

Posted by Art Kendall on Sep 23, 2006; 4:33pm
URL: http://spssx-discussion.165.s1.nabble.com/2nd-order-factor-analysis-tp1071115p1071119.html

How did you decide how many factors to retain?

Why do you want to split the first factor?

Are you trying to create scales from the items?

How many cases did you have?

Art Kendall
Social Research Consultants


DR VEENA Joshi wrote:

> Hi,
>
> I have responses on Healthcare perceptions on 20 questions (likert
> scale of 5).
> Using PCA Varimax rotation I got 5 factors. They are not correlated.
> Is it correct to use factor analysis (second order) for the variables
> in the first factor to get 2 factors? (I have read in a book that one
> can use 2nd order factor analysis only if one has used oblic
> rotation).
> After getting 2 factors from the first factor, I now have 6 factors
> and some of them are  correlated with these two new factors.
>
> Is this corect procedure? If not what will be the correct procedure?
>
> After getting 6 factors I used these factor scores as covariates and
> used multinomial regression. I am getting expected results. But not
> sure if I have followed correct procedure.
>
> Factor scores should be correlated  or not ? When I did PAF varimax,
> or obline, factor scores correlated.
> Which will be the best model?
>
> Veena
>
>