Summary
Contents
Subject index
This bestselling textbook is designed to help students understand parametric and nonparametric statistical methods so that they can tackle research problems successfully. By working through this book carefully and systematically, those who may not have a strong background in mathematics will gain a thorough grasp of the most widely used statistical methods in the social sciences.
Measuring Relative Achievement
Measuring Relative Achievement
7.1 Introduction
Often we are concerned with interpreting and comparing individual scores. For example, we may wish to know whether a student's score is good or bad, whether he does better on Test A than on Test B, and how much better or worse his score is when compared with others ...
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