Question Quality Distribution Point Biserial Correlation (Technical) The Question Quality Frequency Distribution chart displays the distribution of point biserial correlation coefficients across test items, providing a comprehensive...
Question Quality Distribution Point Biserial Correlation (Simplified) What This Chart Means for Your Classroom As educators, we want our assessments to truly measure what our students know....
Item Analysis (Technical) What is Item Analysis? Item Analysis is a statistical method used to evaluate the effectiveness of individual test questions or...