Normal & Lognormal Probability Plotting: Determine if your data is normally, lognormally distributed or another distribution. Assessing normality or lognormality is now easy and in one step. Extensive probability plots not only providing active probability graph and histogram of entered data with cumulative and probability density plots, but also providing a visual and statistical measure of normality.  Full statistics including Mean, Median, Mode, Std. Dev., Std. Error, Skewness, Kurtosis, , probabilities and confidences. Probability plots of fixed distribution with mean and std. dev. also available. 

SEE DfRSoft SPC & NORMALITY VIDEO