| | Attribute | Level | Utility | Attribute | Level | Utility |
| | | 15 minutes | 35.48 | | No effect | −42.08 | | Time | 30 minutes | 10.31 | Result | Recognize behavior | 24.27 | | | 45 minutes | −45.79 | | Transform behavior | 17.81 |
| | | Complete | 24.80 | | Check only | −14.23 | | Confidentiality | Content only | 10.04 | Feedback | One time | 9.26 | | | None | −34.84 | | Multiple | 4.98 |
| | | | | | Free flow | 3.26 | | | | | Format | Semi structured | 6.03 | | | | | | Structured | −9.29 | | | | | R squared | 0.777 |
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