The promotion of this "test" as something useful in decision making in the field has bothered me for quite a while. Here is the short version of my concerns, as well as a suggestion for what to ask anyone promoting this.

[[ Note: This is being reposted on this blog in December 2014, about 7 years after it first appeared on a blog that has been discontinued. I have not followed the technical literature over this period very closely and more work has been done. However, my fundamental concerns remain. Especially for use outside a large data collection operation. (I have reservations about what I consider an over reliance on stability tests in general outside of such programs.) At the end I have added a few comments as of reposting this at the end of 2014. ]]

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