Oh, How They Vary!

Last week we talked about normal distribution in your data. This week let’s kick the conversation off with non-normal distribution. There are a few different types of non-normal distribution, let’s take a look. Skewed distribution Skewed data is quite simply, a data distribution that is not symmetrical. Usually the longest tail points should point in […]

Measuring Your Capability: Cpk, Ppk, Cp and Pp

  As we keep walking down this wonderful world of 6Sigma it’s important that we talk about how capability is measured. We’ve been talking about process capability for a few weeks now, so let’s talk about the capability measurement methods. This week we are going to focus on capability index and process capability. What does it […]

Data Specifications: What You Need to Know

Last week we talked about understanding data and to continue with that thread, I want to talk about the specifics of collecting data. There are a few things to consider when you are deciding how to capture your data and before you make a decision consider these questions: What part of your business is making […]

The X-Files: Understanding Data

One of the key things learnt from 6Sigma is the ability to accurately measure and analyze the information your organization collects. This can be as technical or as general as your organization needs, the key is to understand the level of specificity your organization needs and analyze from there. A Black belt will be able […]

Understanding Process Capability

We’ve spent a fair amount of time learning the ins and outs of MSA’s, so this week I want to focus on process capability and how to understand the information you receive. What is Process Capability? In a nutshell Process Capability is: • What it takes for your process to meet your customers’ needs right […]