Many statistical procedures used in educational research are described as requiring that dependent variables follow a normal distribution, implying an interval scale of measurement. Despite the ...

Example 29.4: Ordinal Model for Multinomial Data This example illustrates how you can use the GENMOD procedure to fit a model to data measured on an ordinal scale. The following statements create a ...

Frequently, ordinal measurement scales are constructed either by coarse measurement of interval or ratio scales, or by assigning numeric scores to ordinal categories. When data on such scales are ...