| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 261.827586206897 | 9.23139675150445 | 28.362727034154 |
| Geometric Mean | 253.413093915403 | ||
| Harmonic Mean | 245.595116186522 | ||
| Quadratic Mean | 270.944920601956 | ||
| Winsorized Mean ( 1 / 19 ) | 261.772413793103 | 9.19313534140255 | 28.4747699312307 |
| Winsorized Mean ( 2 / 19 ) | 260.951724137931 | 8.79503800647075 | 29.6703350168517 |
| Winsorized Mean ( 3 / 19 ) | 259.906896551724 | 8.10992157555791 | 32.048016017201 |
| Winsorized Mean ( 4 / 19 ) | 259.293103448276 | 7.51842256935933 | 34.4877001866059 |
| Winsorized Mean ( 5 / 19 ) | 258.379310344828 | 6.82878580269912 | 37.8367864815296 |
| Winsorized Mean ( 6 / 19 ) | 257.5 | 6.58020873570471 | 39.13249721134 |
| Winsorized Mean ( 7 / 19 ) | 256.570689655172 | 5.6340921724361 | 45.5389585052236 |
| Winsorized Mean ( 8 / 19 ) | 255.743103448276 | 5.40708130174533 | 47.2978098860332 |
| Winsorized Mean ( 9 / 19 ) | 255.65 | 5.27384582522695 | 48.475061363592 |
| Winsorized Mean ( 10 / 19 ) | 254.839655172414 | 5.06976073637689 | 50.2666039728209 |
| Winsorized Mean ( 11 / 19 ) | 252.58275862069 | 4.2730702885692 | 59.1103683214312 |
| Winsorized Mean ( 12 / 19 ) | 251.444827586207 | 3.85669425508633 | 65.1969824298603 |
| Winsorized Mean ( 13 / 19 ) | 251.467241379310 | 3.76831232588631 | 66.7320592435673 |
| Winsorized Mean ( 14 / 19 ) | 249.439655172414 | 3.40091971800915 | 73.3447643152341 |
| Winsorized Mean ( 15 / 19 ) | 248.534482758621 | 3.04506538196215 | 81.6187672786429 |
| Winsorized Mean ( 16 / 19 ) | 248.506896551724 | 2.94447801294513 | 84.3976064549257 |
| Winsorized Mean ( 17 / 19 ) | 250.587931034483 | 2.39317323784072 | 104.709482402778 |
| Winsorized Mean ( 18 / 19 ) | 250.65 | 2.27000783516001 | 110.418121082094 |
| Winsorized Mean ( 19 / 19 ) | 250.617241379310 | 2.23569207265780 | 112.098282426424 |
| Trimmed Mean ( 1 / 19 ) | 260.191071428571 | 8.55549048165711 | 30.412174729949 |
| Trimmed Mean ( 2 / 19 ) | 258.492592592593 | 7.73392919153683 | 33.4231910056093 |
| Trimmed Mean ( 3 / 19 ) | 257.121153846154 | 6.96475902667757 | 36.9174515387088 |
| Trimmed Mean ( 4 / 19 ) | 256.044 | 6.35148458300603 | 40.3124650077982 |
| Trimmed Mean ( 5 / 19 ) | 255.0625 | 5.82801654230459 | 43.7648895037522 |
| Trimmed Mean ( 6 / 19 ) | 254.226086956522 | 5.42667720219628 | 46.8474680700801 |
| Trimmed Mean ( 7 / 19 ) | 253.506818181818 | 4.99125598818692 | 50.7901856329963 |
| Trimmed Mean ( 8 / 19 ) | 252.902380952381 | 4.7457634240759 | 53.2901365604052 |
| Trimmed Mean ( 9 / 19 ) | 252.3875 | 4.49217009333305 | 56.1838698794097 |
| Trimmed Mean ( 10 / 19 ) | 251.834210526316 | 4.18974952539804 | 60.1072233554083 |
| Trimmed Mean ( 11 / 19 ) | 251.35 | 3.84118760570507 | 65.435491780377 |
| Trimmed Mean ( 12 / 19 ) | 251.158823529412 | 3.62995096200742 | 69.1906932512711 |
| Trimmed Mean ( 13 / 19 ) | 251.115625 | 3.46611218179014 | 72.4487875260593 |
| Trimmed Mean ( 14 / 19 ) | 251.063333333333 | 3.255892918589 | 77.1104393206322 |
| Trimmed Mean ( 15 / 19 ) | 251.303571428571 | 3.07267993150137 | 81.786446044115 |
| Trimmed Mean ( 16 / 19 ) | 251.715384615385 | 2.91832772086867 | 86.2532959596665 |
| Trimmed Mean ( 17 / 19 ) | 252.2 | 2.70781879170222 | 93.1376947278881 |
| Trimmed Mean ( 18 / 19 ) | 252.45 | 2.61591656604707 | 96.5053714925928 |
| Trimmed Mean ( 19 / 19 ) | 252.74 | 2.50187718996841 | 101.02014639783 |
| Median | 253.2 | ||
| Midrange | 307.65 | ||
| Midmean - Weighted Average at Xnp | 250.072413793103 | ||
| Midmean - Weighted Average at X(n+1)p | 251.063333333333 | ||
| Midmean - Empirical Distribution Function | 251.063333333333 | ||
| Midmean - Empirical Distribution Function - Averaging | 251.063333333333 | ||
| Midmean - Empirical Distribution Function - Interpolation | 251.303571428571 | ||
| Midmean - Closest Observation | 251.063333333333 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 251.063333333333 | ||
| Midmean - MS Excel (old versions) | 251.063333333333 | ||
| Number of observations | 58 | ||
