Stats Helper Version 1.2 Released
I’m currently prepping a consulting project to instruct a Green Belt level course to an group that doesn’t have the budget for expensive statistical software. While Stats Helper can do most simple analysis, it was lacking a few things: namely making control charts and calculating confidence intervals for standard deviation.
So, I spent a bit of time and added features to do Individuals Charts, Xbar Charts, and P Charts. Here’s a screenshot:
I also incorporated the ability to calculate confidence intervals for standard deviations, located in the “Understand a Distribution” worksheet. Below is a screenshot:
Making the graphs update dynamically was a bit tricky. Fortunately there were a few great websites that helped:
Please check out the download page to get your copy.