Statistics paper
Sheet1
| Student at College | Year of study | Gender | GPA | Midterm Grade | Sleep hours/day | Study hours/week | Exam performance improved with fll night sleep | Concentration Level | |
| 1 | Yes | Sophomore | Female | 3.4 | 83 | 6 | 14 | Yes | 1 |
| 2 | Yes | Junior | Female | 3.2 | 87 | 6 | 12 | No | 1 |
| 3 | Yes | Sophomore | Female | 3.9 | 94 | 8 | 25 | Yes | 2 |
| 4 | Yes | Senior | Female | 3.7 | 91 | 7 | 22 | Yes | 4 |
| 5 | Yes | Sophomore | Female | 3.8 | 92 | 6 | 18 | Yes | 4 |
| 6 | Yes | Sophomore | Male | 3.7 | 87 | 5 | 17 | Yes | 4 |
| 7 | Yes | Sophomore | Male | 3.3 | 81 | 7 | 15 | No | 2 |
| 8 | Yes | Junior | Female | 3 | 78 | 6 | 12 | No | 2 |
| 9 | Yes | Senior | Male | 3.5 | 74 | 5 | 14 | Yes | 1 |
| 10 | Yes | Junior | Male | 4 | 97 | 7 | 27 | Yes | 2 |
| 11 | Yes | Junior | Male | 3.8 | 92 | 8 | 23 | Yes | 3 |
| 12 | Yes | Senior | Female | 3.8 | 94 | 9 | 21 | Yes | 4 |
| 13 | Yes | Sophomore | Male | 3.7 | 88 | 7 | 22 | Yes | 3 |
| 14 | Yes | Sophomore | Female | 3.8 | 85 | 7 | 25 | Yes | 3 |
| 15 | Yes | Junior | Male | 3.7 | 92 | 8 | 20 | Yes | 2 |
| 16 | Yes | Senior | Male | 3.4 | 84 | 6 | 18 | Yes | 2 |
| 17 | Yes | Sophomore | Male | 3.2 | 80 | 5 | 17 | Yes | 1 |
| 18 | Yes | Sophomore | Male | 2.75 | 66 | 4 | 16 | No | 1 |
| 19 | Yes | Sophomore | Male | 3.5 | 83 | 6 | 18 | Yes | 2 |
| 20 | No | Senior | Male | 3 | 75 | 5 | 17 | No | 2 |
| 21 | No | Junior | Male | 3.8 | 89 | 8 | 15 | Yes | 4 |
| 22 | No | Sophomore | Female | 3.7 | 86 | 9 | 19 | Yes | 1 |
| 23 | No | Sophomore | Female | 3.4 | 88 | 7 | 18 | Yes | 3 |
| 24 | No | Senior | Male | 2.8 | 75 | 5 | 10 | Yes | 3 |
| 25 | No | Senior | Male | 3 | 81 | 6 | 13 | Yes | 2 |
| 26 | No | Senior | Male | 2.95 | 77 | 8 | 12 | Yes | 4 |
| 27 | No | Sophomore | Male | 2.5 | 62 | 6 | 10 | No | 4 |
| 28 | No | Junior | Female | 3 | 79 | 7 | 19 | No | 4 |
| 29 | No | Junior | Female | 3.1 | 84 | 8 | 15 | Yes | 3 |
| 30 | No | Junior | Female | 2.9 | 67 | 6 | 13 | Yes | 3 |
Sheet2
| Student number | Midterm Grade | Sleep hours/day | Study hours/week |
| 1 | 83 | 6 | 14 |
| 2 | 87 | 6 | 12 |
| 3 | 94 | 8 | 25 |
| 4 | 91 | 7 | 22 |
| 5 | 92 | 6 | 18 |
| 6 | 87 | 5 | 17 |
| 7 | 81 | 7 | 15 |
| 8 | 78 | 6 | 12 |
| 9 | 74 | 5 | 14 |
| 10 | 97 | 7 | 27 |
| 11 | 92 | 8 | 23 |
| 12 | 94 | 9 | 21 |
| 13 | 88 | 7 | 22 |
| 14 | 85 | 7 | 25 |
| 15 | 92 | 8 | 20 |
| 16 | 84 | 6 | 18 |
| 17 | 80 | 5 | 17 |
| 18 | 66 | 4 | 16 |
| 19 | 83 | 6 | 18 |
| 20 | 75 | 5 | 17 |
| 21 | 89 | 8 | 15 |
| 22 | 86 | 9 | 19 |
| 23 | 88 | 7 | 18 |
| 24 | 75 | 5 | 10 |
| 25 | 81 | 6 | 13 |
| 26 | 77 | 8 | 12 |
| 27 | 62 | 6 | 10 |
| 28 | 79 | 7 | 19 |
| 29 | 84 | 8 | 15 |
| 30 | 67 | 6 | 13 |