Standardized test scores refer to the numerical representation of an individual's performance on a test that has been administered and scored in a consistent manner across all test-takers. These scores are used to compare and evaluate students' academic abilities.
A statistical measure that indicates the extent to which two variables are related. For example, it can be used to determine if there is a relationship between intrinsic motivation and standardized test scores.
A research design that involves manipulating an independent variable (in this case, intrinsic motivation) and measuring its effect on a dependent variable (standardized test scores).