SPC XL is a statistical add-in for Microsoft Excel, SPC XL provides statistical analysis including Vilfredo Pareto chart, Process capability, Histogram, and Pareto chart, a chart that contains both bars and a line graph, where individual values are represented in descending order by bars, and the cumulative total is represented by the line, named after Vilfredo Pareto.
 SPC XL provides statistical analysis including Control chart, Process capability, Histogram, Pareto chart, and ANOVA Gage R&R. 
A Pareto chart, named after Vilfredo Pareto, is a type of chart that contains both bars and a line graph, where individual values are represented in descending order by bars, and the cumulative total is represented by the line. 
