On Fri, 16 Mar 2001 23:40:07 -0000, [EMAIL PROTECTED] (Jerry Dallal) wrote: >FWIW, for large samples, 0.1% in the unexpected tail >corresponds to a t statistic of 3.09. I'd love to >be a fly on the wall while someone is explaining to >a client why that t = 3.00 is non-significant! :-) What if you had an effect that when it does happen is pretty obvious (e.g. H_1 results in a std t-distn mean-shifted to mean = 10)? An observed t-value of 3 may be statistically significant at the 0.1% level and yet should still count as evidence for the null hypothesis rather than against it. But, of course, in situations like that there is no need to run a statistical test... Vit D. ================================================================= Instructions for joining and leaving this list and remarks about the problem of INAPPROPRIATE MESSAGES are available at http://jse.stat.ncsu.edu/ =================================================================
- Re: One tailed vs. Two tailed test Jerry Dallal
- Re: One tailed vs. Two tailed test Alan McLean
- Re: One tailed vs. Two tailed test Jerry Dallal
- Re: One tailed vs. Two tailed test Alan McLean
- Re: One tailed vs. Two tailed test Herman Rubin
- Re: One tailed vs. Two tailed test Jerry Dallal
- Re: One tailed vs. Two tailed test Alan McLean
- Re: One tailed vs. Two tailed test Jerry Dallal
- Re: One tailed vs. Two tailed test Rich Ulrich
- Re: One tailed vs. Two tailed test Jerry Dallal
- Re: One tailed vs. Two tailed test Vit Drga
- Re: One tailed vs. Two tailed test Rich Ulrich
- Re: One tailed vs. Two tailed test dennis roberts
- Re: One tailed vs. Two tailed test Rich Ulrich
- Re: One tailed vs. Two tailed test dennis roberts
- Re: One tailed vs. Two tailed test Robert J. MacG. Dawson
- Re: One tailed vs. Two tailed test RD
- Re: One tailed vs. Two tailed test dennis roberts
- Re: One tailed vs. Two tailed test RD
- Re: One tailed vs. Two tailed test jim clark
- Re: One tailed vs. Two tailed test Alan McLean