For example, if a process has a normal distribution, ... Remember That a Normal Probability Plot Is a Graphical ...

Note that the PROBPLOT statement creates a normal probability plot for DIAMETER by default. The nonlinearity of the point pattern indicates a departure from normality. Since the point pattern is ...

Example 55.8: Creating PP and QQ Plots The following program creates probability-probability plots and quantile-quantile plots of the residuals (Output 55.8.1 and Output 55.8.2, respectively).An ...