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Figure 2: Q–Q (normal probability) plots compare the differences between two distributions by showing how their quantiles differ. Multiple regression is one of the most powerful tools in the ...
title 'QQ Plot'; plot r.*nqq. / noline mse cframe=ligr modellab="'Best' Two-Parameter Model:"; run; Output 55.8.1: Normal Probability-Probability Plot for the Residuals Output 55.8.2: Normal ...