When looking at income by race, the significantly reduced sample sizes in every category but «white» brought into question the statistical validity of our data. (medreps.com)
Thomson said his order prevents PED from enforcing its evaluation system until «a trial on the merits where the court can be assured of the statistical validity of the data collection and reporting that feeds into the system.» (utahpubliceducation.org)
It may seem unrelated to some industry watchers, but the fact that consumers still prefer and buy more print than digital actually speaks to the increased validity of data about how self - published authors are faring in the market. (goodereader.com)