October
12
D2L Q&A: Understanding Quiz Question Statistics
Here is another useful tip for instructors on how to get the statistics on their quiz questions.
Q: What statistics are available for quiz questions in a D2L Brightspace course?
A: Learn about quiz statistics and common questions at FAQ #1601.
Below is a brief overview in tables taken from the MnSCU D2L Brightspace Service Desk:
Statistics by Question Type and Question Collection:
Are statistics available for:
| Question Type | Average Grade | Standard Deviation | Discrimination Index | Point Biserial |
| T/F | Yes | Yes | Yes | Yes* |
| M/C | Yes | Yes | Yes | Yes* |
| M/S | Yes | Yes | Yes | No |
| Matching | Yes | Yes | Yes | No |
| Ordering | Yes | Yes | Yes | No |
| LA | Yes | Yes | Yes | No |
| SA | Yes | Yes | Yes | No |
| MSA | Yes | Yes | Yes | No |
| FIB | Yes | Yes | Yes | No |
| 2+2 | Yes | Yes | Yes | No |
| x10 | Yes | Yes | Yes | No |
* Note: There can only be one answer worth 100%; all other answers must be worth 0%.
Are statistics available for questions:
| Question Condition | Average Grade | Standard Deviation | Discrimination Index | Point Biserial |
| In Random Section** | No | No | No | No |
| In Folder Section | Yes | Yes | Yes | Yes |
| In Root section | Yes | Yes | Yes | Yes |
| Has Randomized Responses | Yes | Yes | Yes | Yes |
* Note: any questions that are contained in a Random folder DO NOT produce item analysis statistics.