Quiz information
Last calculated 2 hours 48 mins ago there have been 0 attempts since then.
| Quiz name | Тест по теме "Пластический обмен" |
| Course name | Биология (Зоотехния)_515;514z - Олейникова Елена Васильевна |
| Number of complete graded first attempts | 28 |
| Total number of complete graded attempts | 44 |
| Average grade of first attempts | 59.29% |
| Average grade of all attempts | 58.18% |
| Average grade of last attempts | 61.07% |
| Average grade of highest graded attempts | 65.71% |
| Median grade (for highest graded attempt) | 70.00% |
| Standard deviation (for highest graded attempt) | 14.76% |
| Score distribution skewness (for highest graded attempt) | -0.8938 |
| Score distribution kurtosis (for highest graded attempt) | 2.0738 |
| Coefficient of internal consistency (for highest graded attempt) | -4.18% |
| Error ratio (for highest graded attempt) | 102.07% |
| Standard error (for highest graded attempt) | 15.07% |
Quiz structure analysis
| Q# | Question name | Attempts | Facility index | Standard deviation | Random guess score | Effective weight | Discrimination index | Discriminative efficiency | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Random question | 28 | 82.14% | 39.00% | 5.82% | -14.42% | -20.93% | ||||
| 2 | Random question | 28 | 67.86% | 47.56% | 10.59% | 0.20% | 0.27% | ||||
| 3 | Random question | 28 | 64.29% | 48.80% | 11.08% | 1.56% | 2.15% | ||||
| 4 | Random question | 28 | 75.00% | 44.10% | 12.82% | 24.10% | 34.88% | ||||
| 5 | Random question | 28 | 60.71% | 49.73% | 14.36% | 27.20% | 39.69% | ||||
| 6 | Random question | 28 | 53.57% | 50.79% | 9.96% | -7.85% | -10.62% | ||||
| 7 | Random question | 28 | 67.86% | 47.56% | 12.20% | 11.81% | 15.62% | ||||
| 8 | Random question | 28 | 71.43% | 46.00% | 5.36% | -22.11% | -27.88% | ||||
| 9 | Random question | 28 | 57.14% | 50.40% | 9.42% | -10.21% | -13.33% | ||||
| 10 | Random question | 28 | 57.14% | 50.40% | 8.39% | -15.04% | -20.00% | ||||
Range of statistics for these questions | 9 − 21 | 16.67% − 100.00% | 0.00% − 51.89% | 25.00% − 33.33% | -7.97% − 82.62% | -12.00% − 100.00% | |||||