How do I determine the error variance matrix in SPSS ?

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Helena Pestana

Dear Nicola,

I do that in excel.

Have a nice day

Helena

Nicola Pugliese

Dear Helena,

I have found the add-in so as I have got the same for SPSS.

However the issue remains the matrix of error variance.

Regards,

Nicola

Sanjay K. Patel

Dear use curve expert software or transform the variable into other form such as ln, etc.