Tag: level of measurement

Measurement Levels

Measurement levels refer to different types of variables that imply how to analyze them. Standard textbooks distinguish 4 such measurement levels or variable types. From low to high, these are nominal variables; ordinal variables; interval variables; ratio variables. The “higher” the measurement level, the more information a variable holds. The simple flowchart below shows how […]

SPSS FILTER – Quick & Simple Tutorial

SPSS FILTER temporarily excludes a selection of cases from all data analyses.For excluding cases from data editing, use DO IF or IF instead. SPSS Filtering Basics Example 1 – Exclude Cases with Many Missing Values Example 2 – Filter on 2 Variables Example 3 – Filter without Filter Variable Tip – Commands with Built-In Filters Warning – Data Editing with […]