Improve evaluation of student learning. To conduct, even modest and informal research studies. As a consumer, making better decisions based on quantitative data or arguments. Measurement is critical to research. Ours results, conclusions, and significance are based upon measurement procedures.
Good research uses sound measurement .
Measurement in education usually involves assigning numbers to things in order to differentiate one thing from another. Numbers are used in different ways. Typically there are four different ways numbers are used. Numbers are distinct from one another. Numbers are relative to one another.