|
| x | freq (f) | f (%) | Fx | f(x - x)2 |
| SA | 5 | 206.33 | 64.08 | 320.40 | 64.08(5 - 4.16)2 |
| A | 4 | 51.00 | 15.84 | 63.36 | 15.84(4 - 4.16)2 |
| U | 3 | 3.67 | 1.14 | 3.42 | 1.14(3 - 4.16)2 |
| D | 2 | 32.50 | 10.09 | 20.18 | 10.09(2 - 4.16)2 |
| SD | 1 | 28.50 | 8.85 | 8.85 | 8.85(1 - 4.16)2 |
| Total |
| 322 | 100.00 | 416.21 | 223.61 |