topic limitations to coefficient of variation in Statistical Procedures https://communities.sas.com/t5/Statistical-Procedures/limitations-to-coefficient-of-variation/m-p/188806#M9828 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P>I've used coefficient of variation to compare changes in variability post-intervention for a continuous biomechanical variable (proportion of pelvic tilt to hip rotation in short movement task). I've fielded comments that contend CoV is limited to variables with a true zero and wouldn't be useful to describe this proportional measure. Any input would be helpful. Thanks!</P></BODY></HTML> Tue, 22 Jul 2014 01:41:39 GMT elizruth 2014-07-22T01:41:39Z limitations to coefficient of variation https://communities.sas.com/t5/Statistical-Procedures/limitations-to-coefficient-of-variation/m-p/188806#M9828 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P>I've used coefficient of variation to compare changes in variability post-intervention for a continuous biomechanical variable (proportion of pelvic tilt to hip rotation in short movement task). I've fielded comments that contend CoV is limited to variables with a true zero and wouldn't be useful to describe this proportional measure. Any input would be helpful. Thanks!</P></BODY></HTML> Tue, 22 Jul 2014 01:41:39 GMT https://communities.sas.com/t5/Statistical-Procedures/limitations-to-coefficient-of-variation/m-p/188806#M9828 elizruth 2014-07-22T01:41:39Z