Categorical data is more often used when quantitative measurements are impossible or impractical. One example is asking customers to rate their experience as one of several categories. Continuous ...

Understanding the levels of measurement is crucial for quantitative data analysis because it informs the appropriate statistical techniques that can be applied to the data. This is categorical data ...

The corresponding n-way analysis of variance can also be performed by PROC CATMOD. See Chapter 5, "Introduction to Categorical Data Analysis Procedures," and Chapter 22, "The CATMOD Procedure," for ...