Confidence Intervals
Frequency Table
| MALE DATA | ||
| Participant | Post | Age |
| 1 | Negative | 17 |
| 2 | Positive | 16 |
| 3 | Negative | 17 |
| 4 | Negative | 18 |
| 5 | Negative | 18 |
| 6 | Positive | 17 |
| 7 | Positive | 17 |
| 8 | Positive | 18 |
| 9 | Positive | 17 |
| 10 | Negative | 15 |
| 11 | Negative | 15 |
| 12 | Positive | 17 |
| 13 | Positive | 17 |
| 14 | Positive | 18 |
| 15 | Positive | 16 |
| STANADRD DEVIATION | 0.9904304019 | |
| FEMALE DATA | ||
| Participant | Post | Age |
| 1 | Negative | 15 |
| 2 | Negative | 14 |
| 3 | Negative | 15 |
| 4 | Negative | 15 |
| 5 | Negative | 15 |
| 6 | Negative | 15 |
| 7 | Negative | 13 |
| 8 | Positive | 16 |
| 9 | Negative | 15 |
| 10 | Negative | 15 |
| 11 | Negative | 15 |
| 12 | Positive | 14 |
| 13 | Negative | 16 |
| 14 | Negative | 15 |
| 15 | Positive | 15 |
| STANDARD DEVIATION | 0.743223353 |
Calculating Standard Deviation in excel accommodate the formula =STDEV(Datasets) the enter . For example , =STDEV(C3:C17) for Male varibales
Calculating Standard Deviation in excel accommodate the formula =STDEV(Datasets) the enter . For example , =STDEV(C24:C38)for Female varibales