Lots of New Statistics Data in the Quiz Generator
Faculty and TAs ask frequently for more information about the data captured in student exams and quizzes in CoursePlus. Having pre-computed statistics helps them make decisions about what is working (and what is not) in this kind of assessment.
We've added a number of new statistics to the Quiz Generator in CoursePlus. Here's a brief tour:
First, basic statistics about student performance on a quiz are now shown on the main "All Responses and Grades" page as soon as students start taking a quiz, and also appear on the main quiz overview page once the quiz is closed to students.
Next, statistics about student performance on each individual question in a quiz are now available. If you view the "Responses to Questions" report on the "Statistics" tab for a quiz, you will see the following information:
- Number of students who answered the question
- Number of students who skipped the question
- Percentage of students who received full credit on the question
- Percentage of students who received partial credit on the question
- Percentage of students who received no credit for the question
This appears in addition to already existing data on the percentage of students who selected each different possible answer to the question. This data is also shown for essay and fill-in-the-blank questions, fulfilling a long-standing facuty and TA request.
Finally, there's an entirely new tab of statistical data for each quiz: the discrimination value tab:
Briefly, this tab shows you information about the difficulty of each question in the quiz. Two pieces of information about each question are shown:
In addition to simply showing the difficulty and discrimination values for each question in the quiz, the report also highlights the following: