Some students will see that they need to spend more time doing practice examples from the text.
Copying answers from the back of the book won't teach you how to program in Visual Basic.
To normalize the marks, I added 3 marks to everyone's score. This gave everyone a positive mark.
| Quiz 9 Statistics | ||||||||
| Final Mark | Basic Scheme | Count | Percent | Cumulative | Cumulative | |||
| 0 | F | 6 | 40% | 40% | 100% | |||
| Mean | 55.0 | 50 | D | 3 | 20% | 60% | 60% | |
| Median | 55.0 | 60 | C | 1 | 7% | 67% | 40% | |
| Mode | 70.0 | 70 | B | 3 | 20% | 87% | 33% | |
| Population Std Deviation | 19.3 | 80 | A | 2 | 13% | 100% | 13% | |
| Standard Deviation | 20.0 | 15 | 100% | |||||
| Population Variance | 373.3 | |||||||
| Sample Variance | 400.0 | |||||||
| Kurtosis | -0.6 | |||||||
| Skewness | 0.1 | |||||||
| Range | 70.0 | |||||||
| Minimum | 20.0 | |||||||
| Maximum | 90.0 | |||||||
| Sum | 825.0 | |||||||
| Count | 15.0 | |||||||
| Confidence Level(95.0%) | 10.1 | |||||||
