If you are getting error reduction with error statistics, today’s user guide has been written to help you. The Proportional Reduction of Errors (PRE test) is a statistical test and…

Here are some simple methods to help you solve the standard error problem when comparing two proportions. The standard error of the difference between two proportions is often the square…

  If your computer displays a standard fractional error code error, see these troubleshooting tips. g.     g. Fractional Standard Error is a statistic that shows how much a…