| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 314.102040816327 | 5.21304575096612 | 60.2530758066174 |
| Geometric Mean | 312.055749049515 | ||
| Harmonic Mean | 310.042760884871 | ||
| Quadratic Mean | 316.171682244095 | ||
| Winsorized Mean ( 1 / 16 ) | 314.075510204082 | 5.17169537805906 | 60.7297002713169 |
| Winsorized Mean ( 2 / 16 ) | 313.84693877551 | 5.06525706149121 | 61.9607129441746 |
| Winsorized Mean ( 3 / 16 ) | 313.620408163265 | 4.92028459611162 | 63.7402983581705 |
| Winsorized Mean ( 4 / 16 ) | 313.595918367347 | 4.88682192887024 | 64.1717506657432 |
| Winsorized Mean ( 5 / 16 ) | 313.779591836735 | 4.60523214309196 | 68.1354559525121 |
| Winsorized Mean ( 6 / 16 ) | 312.848979591837 | 4.17381813738379 | 74.9551056836259 |
| Winsorized Mean ( 7 / 16 ) | 312.106122448980 | 4.0080577940319 | 77.8696661793933 |
| Winsorized Mean ( 8 / 16 ) | 311.714285714286 | 3.72298431972228 | 83.7269939771163 |
| Winsorized Mean ( 9 / 16 ) | 311.255102040816 | 3.5588923566653 | 87.4584198810846 |
| Winsorized Mean ( 10 / 16 ) | 311.010204081633 | 3.40815753696207 | 91.2546443961795 |
| Winsorized Mean ( 11 / 16 ) | 310.785714285714 | 3.36006078864674 | 92.4940749095444 |
| Winsorized Mean ( 12 / 16 ) | 309.561224489796 | 3.07406561259381 | 100.700916474127 |
| Winsorized Mean ( 13 / 16 ) | 309.959183673469 | 2.81322786253177 | 110.179195863118 |
| Winsorized Mean ( 14 / 16 ) | 309.359183673469 | 2.63293329600636 | 117.496020177460 |
| Winsorized Mean ( 15 / 16 ) | 309.542857142857 | 2.46486708118129 | 125.581967281785 |
| Winsorized Mean ( 16 / 16 ) | 311.665306122449 | 2.07840481867936 | 149.954091388454 |
| Trimmed Mean ( 1 / 16 ) | 314.102040816327 | 5.00285479546167 | 62.7845607474484 |
| Trimmed Mean ( 2 / 16 ) | 313.670212765957 | 4.78312756628714 | 65.578475258907 |
| Trimmed Mean ( 3 / 16 ) | 312.876744186046 | 4.57262405818712 | 68.423894071469 |
| Trimmed Mean ( 4 / 16 ) | 312.876744186046 | 4.37258395938329 | 71.5541993229502 |
| Trimmed Mean ( 5 / 16 ) | 312.261538461538 | 4.11838250186177 | 75.8214027765455 |
| Trimmed Mean ( 6 / 16 ) | 311.859459459459 | 3.89026362126461 | 80.1640942158268 |
| Trimmed Mean ( 7 / 16 ) | 311.628571428571 | 3.74386573106527 | 83.237112069161 |
| Trimmed Mean ( 8 / 16 ) | 311.628571428571 | 3.59698756728858 | 86.6359879201578 |
| Trimmed Mean ( 9 / 16 ) | 311.490322580645 | 3.48505983299314 | 89.378758904441 |
| Trimmed Mean ( 10 / 16 ) | 311.534482758621 | 3.3733535515559 | 92.3515658816524 |
| Trimmed Mean ( 11 / 16 ) | 311.629629629630 | 3.25344794010870 | 95.784421747722 |
| Trimmed Mean ( 12 / 16 ) | 311.78 | 3.07906371050249 | 101.258054172942 |
| Trimmed Mean ( 13 / 16 ) | 312.173913043478 | 2.91057915940016 | 107.254912492335 |
| Trimmed Mean ( 14 / 16 ) | 312.571428571429 | 2.74409446298204 | 113.906949191448 |
| Trimmed Mean ( 15 / 16 ) | 313.163157894737 | 2.52538238117113 | 124.006233760730 |
| Trimmed Mean ( 16 / 16 ) | 313.163157894737 | 2.20530874895120 | 142.004224144883 |
| Median | 314.7 | ||
| Midrange | 324.25 | ||
| Midmean - Weighted Average at Xnp | 310.883333333333 | ||
| Midmean - Weighted Average at X(n+1)p | 311.78 | ||
| Midmean - Empirical Distribution Function | 311.78 | ||
| Midmean - Empirical Distribution Function - Averaging | 311.78 | ||
| Midmean - Empirical Distribution Function - Interpolation | 311.78 | ||
| Midmean - Closest Observation | 310.569230769231 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 311.78 | ||
| Midmean - MS Excel (old versions) | 311.78 | ||
| Number of observations | 49 | ||
