Author name: Rick Haynes

This is always a good topic to examine: E-learning or Classroom instruction. Why not have both? What are the pros/cons? It was paraphrased from a student comments, “…I’m a very disciplined person, self-starter I might add. Why should I take the time to book travel, hotel, and miscellaneous expenses when I can participate in threaded […]

I was asked what do I do when the normal probability plot has a ‘S’ shape? one such as What a good question, since this follows up on the methods to deal with non-normal data. I found four different conditions that could make that shape. 1. A 30000 ft metric that is increasing, such as

If you are working a project that has data that can be shown be normally distributed, many things are going well. But what if you are not so lucky. If you use Mintiab or many other statistical programs, you can either let it find a distribution that better fits the data or to find a transform that makes the data more normal. This is a case where just because you can, does not make it your best choice.

The best path throught this issues is what was done before computers helped.

This blog is intended as a communication tool to share unique and under-utilized improvement tool usage along with the sharing of the solutions to practitioner issues that arise in projects and in general work efforts. Hopefully, you can gain some insights and share some with others. I believe no one knows everything and we can