| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 8.38816666666667 | 0.183474497993976 | 45.7184336699593 |
| Geometric Mean | 8.36628518876904 | ||
| Harmonic Mean | 8.3446395097216 | ||
| Quadratic Mean | 8.41020997557929 | ||
| Winsorized Mean ( 1 / 4 ) | 8.36133333333333 | 0.166906221779438 | 50.0959954889076 |
| Winsorized Mean ( 2 / 4 ) | 8.36466666666667 | 0.154342365073772 | 54.1955325271096 |
| Winsorized Mean ( 3 / 4 ) | 8.33041666666667 | 0.128030385736032 | 65.0659342997059 |
| Winsorized Mean ( 4 / 4 ) | 8.30875 | 0.0945659241754213 | 87.861986994249 |
| Trimmed Mean ( 1 / 4 ) | 8.3572 | 0.170211228249555 | 49.0989935619705 |
| Trimmed Mean ( 2 / 4 ) | 8.351 | 0.165680846379848 | 50.4041365219374 |
| Trimmed Mean ( 3 / 4 ) | 8.33733333333333 | 0.156135340152204 | 53.398118101936 |
| Trimmed Mean ( 4 / 4 ) | 8.34425 | 0.145346926925431 | 57.4091945148652 |
| Median | 8.3975 | ||
| Midrange | 8.543 | ||
| Midmean - Weighted Average at Xnp | 8.25471428571429 | ||
| Midmean - Weighted Average at X(n+1)p | 8.33733333333333 | ||
| Midmean - Empirical Distribution Function | 8.25471428571429 | ||
| Midmean - Empirical Distribution Function - Averaging | 8.33733333333333 | ||
| Midmean - Empirical Distribution Function - Interpolation | 8.33733333333333 | ||
| Midmean - Closest Observation | 8.25471428571429 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 8.33733333333333 | ||
| Midmean - MS Excel (old versions) | 8.351 | ||
| Number of observations | 12 | ||
