Moreover , there are numerous variables which may plausibly account for these unexplained differences , besides doping use .
The residuals appeared to be normally distributed , Armstrong 's performances came out comparatively slow , and neither of them surpassed the 95 % -- CI .
There are numerous variables which may plausibly account for these unexplained differences , besides doping use .
The residuals appeared to be normally distributed , Armstrong 's performances came out comparatively slow , and neither of them surpassed the 95 % -- CI .