In article <001501c1482f$756d6190$e10e6a81@PEDUCT225>, Paul R. Swank <[EMAIL PROTECTED]> wrote: >If your purpose is to try and teach students about confidence intervals, >then it makes little sense to start out by telling them the counterexamples.
Without counterexamples, it becomes quasi-religious ritual, with no understanding. >I don't start telling students about standard deviations by describing a >Cauchy distribution. Now if we are going to do away with confidence >intervals because of a few situations (probably contrived) where they don't >work, then we need to rewrite a lot of statistics texts. Maybe the >qualitative people have the right idea. Don't use numbers at all. Teaching people to use something without any understanding can only be ritual; this is what most uses of statistics are these days. If one does not use numbers, it is opinion. I hope that the pediatricians you have in your classes do not misuse data in the manner you seem to be suggesting. >Paul R. Swank, Ph.D. >Professor >Developmental Pediatrics >UT Houston Health Science Center -- This address is for information only. I do not claim that these views are those of the Statistics Department or of Purdue University. Herman Rubin, Dept. of Statistics, Purdue Univ., West Lafayette IN47907-1399 [EMAIL PROTECTED] Phone: (765)494-6054 FAX: (765)494-0558 ================================================================= Instructions for joining and leaving this list and remarks about the problem of INAPPROPRIATE MESSAGES are available at http://jse.stat.ncsu.edu/ =================================================================