Linear equating is a statistical method used to adjust scores from different test forms so they can be compared directly, assuming a linear relationship between the scores. It is crucial in ensuring fairness and consistency in assessments where multiple test versions are used.

Linear Equating

Linear equating

Statistical methods are a collection of mathematical techniques used to analyze and interpret data, helping to make informed decisions based on empirical evidence. They encompass a range of procedures, including data collection, analysis, interpretation, and presentation, enabling researchers to draw valid conclusions and predictions from data samples.

statistical method

adjust scores

different test forms

compared directly

A linear relationship describes a direct proportionality between two variables, where a change in one variable results in a consistent change in the other. This relationship is graphically represented by a straight line on a Cartesian plane, characterized by its slope and intercept.

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