Systems Thinking and Personality Types LO22576

Gavin Ritz (
Sat, 04 Sep 1999 18:33:24 +1200

Replying to LO22556 --

Dear Bill

I do not know of the profile you speak of and would add that if the
correlation's are lower than 90% in reality the test is not accurate, OPQ
also shows plenty of of so-called correlations, however one must further
look at validity and at present I cannot find even a definition for
personality as this is the first step. How come so many of these profilers
can state that their characteristics are so called personality. And
believe me they are all different, there are very few commonalities with
profilers, I would suggest that you look at the correlation's of the
ordinal and nominal variables in this test and you might be quite
horrified that the correlation's between the sample and the population are
not as good as the test implies. Anyway the actual characteristics
(nominal variables) are probably not valid, this is the argument and the

Gavin wrote:

> The MBTI manual appendix as well as the Center for the Applications for
> Psychological Type in Gainesville Florida has loads of data to refute your
> claim Gavin. Certain "types" are indeed attracted to and found in higher
> numbers in certain occupations. The theory, and facts which support it,
> holds that the occupations honor and ask certain attributes and gifts from
> each type, which is why you will find higher concentrations of various
> types in one occupation and not another. Having worked as an
> internal/external consultant with the MBTI and administered the instrument
> to many people, I'd say the theory is true. Keep in mind that the MBTI is
> a self assessment instrument, it is not a test (which in our parlance
> connotes a right/wrong answer), but simply one piece of information people
> can use to help them increase their effectiveness in life and their
> career. It also assumes a healthy personality.
> Bill Hendry


Gavin Ritz <>

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