What did your colleague say was the
reason for it being "wrong"? What
are your criteria for recognising
a "best command"?
Nick
[email protected]
[email protected]
> I know this question has been asked several times, but it's
> worth asking again.
>
> Is it right to perform PCA analysis with dummy (0/1) variables?
>
> I used to code :
>
> factor radio tv frige bike moto car , pcf factor(5)
>
> where radio tv ... are dummy (0/1),
>
> but a colleague just told me I am wrong.
>
> A MCA in his mind is better.
>
> What is the best command in that case? Just to make sure.
>
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