These tell-tale signs indicate the data may not be normally distributed enough for an individual’s control chart. When ...

Defining Non-normal Data. Normally distributed data is needed to use several statistical tools, such as individual control charts, Cp/Cpk analysis, t-tests, and the analysis of variance ().If a ...

The x-axis scale represents the percentiles of a normal distribution. When data are plotted against this scale, the points should fall along a straight line if the data are normally distributed. It is ...

However, if we were concerned that the data did not originate from a Normally distributed population, then there are tests available which do not make use of this assumption. Because the data are no ...

Course TopicsIn many applications, the response variable is not Normally distributed. GLM can be used to analyze data from various non-Normal distributions. In this short course, we will introduce two ...