Using Flawed Data Creatively with JMP®: What to Do When Your Measures Don’t Measure Up
Elizabeth N. Dewey, Statistician, Dynamic Measurement Group
In Psychometrics, relatively little research has been conducted on the effectiveness of individual test items that are chosen to reflect specific student skills. In our research towards the development of a new elementary mathematics assessment, a pilot study was conducted in first through fifth grades evaluating the efficiency of our new assessment, DIBELS Math, in capturing student performance
