Re: calculating reliability

2001-03-22 Thread Paul Swank
, Awahab El-Naggar wrote: >Dear Colleagues >I have been using "test-retest" method for calculating reliability by >applying the Pearson Product Moment (PPM) analysis. However, I have been >told that this not the right way to calculate reliability, and I should use >t

Re: calculating reliability

2001-03-21 Thread Will Hopkins
values are unquestionably useless. I have written heaps at http://newstats.org. Click on the various links to reliability. Will At 08:06 22/03/01 +0300, Awahab El-Naggar wrote: >Dear Colleagues >I have been using "test-retest" method for calculating reliability by >applying th

calculating reliability

2001-03-21 Thread Awahab El-Naggar
Dear Colleagues I have been using "test-retest" method for calculating reliability by applying the Pearson Product Moment (PPM) analysis. However, I have been told that this not the right way to calculate reliability, and I should use the ANOVA to calculate the reliability. Would you c