How does OnTarget Determine if an Assessment is Valid And Reliable? OnTarget performs a statistical analysis that evaluates each response from each student who took the assessment. Individual students’ performance is...
Question Difficulty (P-Value) Question Difficulty and P-Value: How They Connect In educational assessment, there are actually two different meanings of “p-value” that you might encounter....
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...
