You need to predict whether a person has a normal BMI (body mass index) or not. You've decided to have 4 folds to train a model. Take a look at the dataset below and tell how many samples does each fold contain?
| N | Weight | Height | Target |
|---|---|---|---|
| 1 | 65 | 165 | 1 |
| 2 | 72 | 168 | 0 |
| 3 | 80 | 180 | 1 |
| 4 | 110 | 170 | 0 |
| 5 | 50 | 172 | 0 |
| 6 | 73 | 176 | 1 |
| 7 | 65 | 180 | 1 |
| 8 | 103 | 174 | 0 |
| 9 | 87 | 194 | 1 |
| 10 | 93 | 201 | 1 |
| 11 | 63 | 168 | 0 |
| 12 | 71 | 173 | 1 |