| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 279.892857142857 | 9.53659524360025 | 29.3493484826973 |
| Geometric Mean | 263.271552555214 | ||
| Harmonic Mean | 243.672098171498 | ||
| Quadratic Mean | 293.067540565879 | ||
| Winsorized Mean ( 1 / 28 ) | 279.916666666667 | 9.5313928321675 | 29.3678659137808 |
| Winsorized Mean ( 2 / 28 ) | 279.892857142857 | 9.52851531403653 | 29.3742359557889 |
| Winsorized Mean ( 3 / 28 ) | 280.107142857143 | 9.47080875890016 | 29.5758419357706 |
| Winsorized Mean ( 4 / 28 ) | 280.154761904762 | 9.46083047447063 | 29.6120686932019 |
| Winsorized Mean ( 5 / 28 ) | 280.928571428571 | 9.30378774237766 | 30.1950752970185 |
| Winsorized Mean ( 6 / 28 ) | 281.285714285714 | 9.21203613237175 | 30.5345865174428 |
| Winsorized Mean ( 7 / 28 ) | 281.619047619048 | 9.1488441683172 | 30.7819263764821 |
| Winsorized Mean ( 8 / 28 ) | 281.904761904762 | 9.0664756545156 | 31.0930920290243 |
| Winsorized Mean ( 9 / 28 ) | 282.333333333333 | 8.98804479968218 | 31.4120968047819 |
| Winsorized Mean ( 10 / 28 ) | 284.238095238095 | 8.61975840458531 | 32.9751811938132 |
| Winsorized Mean ( 11 / 28 ) | 284.369047619048 | 8.56010070533387 | 33.2202923082266 |
| Winsorized Mean ( 12 / 28 ) | 284.369047619048 | 8.56010070533387 | 33.2202923082266 |
| Winsorized Mean ( 13 / 28 ) | 284.369047619048 | 8.51576749171839 | 33.3932376495245 |
| Winsorized Mean ( 14 / 28 ) | 284.702380952381 | 8.46063036300414 | 33.6502563919234 |
| Winsorized Mean ( 15 / 28 ) | 284.880952380952 | 8.27985834109298 | 34.4065007691118 |
| Winsorized Mean ( 16 / 28 ) | 286.214285714286 | 8.06551400638532 | 35.486180482446 |
| Winsorized Mean ( 17 / 28 ) | 287.833333333333 | 7.64676318365115 | 37.6411988210546 |
| Winsorized Mean ( 18 / 28 ) | 288.261904761905 | 7.58162919667348 | 38.0211030220764 |
| Winsorized Mean ( 19 / 28 ) | 288.035714285714 | 7.55485668697241 | 38.1259004929111 |
| Winsorized Mean ( 20 / 28 ) | 289.464285714286 | 7.34051009646839 | 39.4338107175345 |
| Winsorized Mean ( 21 / 28 ) | 291.464285714286 | 6.98142043809834 | 41.7485651091481 |
| Winsorized Mean ( 22 / 28 ) | 295.392857142857 | 6.363848742221 | 46.4173284294253 |
| Winsorized Mean ( 23 / 28 ) | 295.940476190476 | 6.29015730658756 | 47.0481836567972 |
| Winsorized Mean ( 24 / 28 ) | 295.369047619048 | 6.22043851777239 | 47.4836374919791 |
| Winsorized Mean ( 25 / 28 ) | 295.071428571429 | 6.18443314647095 | 47.7119602691164 |
| Winsorized Mean ( 26 / 28 ) | 292.595238095238 | 5.81437668233976 | 50.322717993822 |
| Winsorized Mean ( 27 / 28 ) | 292.273809523810 | 5.61716978915383 | 52.0322191592214 |
| Winsorized Mean ( 28 / 28 ) | 295.273809523810 | 5.05061447698078 | 58.4629476016396 |
| Trimmed Mean ( 1 / 28 ) | 280.841463414634 | 9.4610163792318 | 29.6840690426368 |
| Trimmed Mean ( 2 / 28 ) | 281.8125 | 9.37548469211194 | 30.0584459635567 |
| Trimmed Mean ( 3 / 28 ) | 282.846153846154 | 9.2739071388891 | 30.4991358669174 |
| Trimmed Mean ( 4 / 28 ) | 283.855263157895 | 9.17652810444714 | 30.9327514640676 |
| Trimmed Mean ( 5 / 28 ) | 284.905405405405 | 9.0619483231626 | 31.4397517228364 |
| Trimmed Mean ( 6 / 28 ) | 285.833333333333 | 8.96982421672093 | 31.8661019912188 |
| Trimmed Mean ( 7 / 28 ) | 286.742857142857 | 8.88031031377031 | 32.2897339182188 |
| Trimmed Mean ( 8 / 28 ) | 287.647058823529 | 8.78443343207244 | 32.7450894867408 |
| Trimmed Mean ( 9 / 28 ) | 288.560606060606 | 8.68345501763556 | 33.2310820375711 |
| Trimmed Mean ( 10 / 28 ) | 289.46875 | 8.57422565658958 | 33.7603372705188 |
| Trimmed Mean ( 11 / 28 ) | 290.177419354839 | 8.51168121955128 | 34.0916690686563 |
| Trimmed Mean ( 12 / 28 ) | 290.916666666667 | 8.44016131217395 | 34.4681405848314 |
| Trimmed Mean ( 13 / 28 ) | 291.706896551724 | 8.34600398931422 | 34.9516842940897 |
| Trimmed Mean ( 14 / 28 ) | 292.553571428571 | 8.23194283781005 | 35.5388244540337 |
| Trimmed Mean ( 15 / 28 ) | 293.425925925926 | 8.0954560958797 | 36.2457559463845 |
| Trimmed Mean ( 16 / 28 ) | 294.346153846154 | 7.95328956745126 | 37.009359630355 |
| Trimmed Mean ( 17 / 28 ) | 295.2 | 7.81171281748485 | 37.7894076366015 |
| Trimmed Mean ( 18 / 28 ) | 295.958333333333 | 7.70764325068989 | 38.3980321490415 |
| Trimmed Mean ( 19 / 28 ) | 296.739130434783 | 7.57892034569471 | 39.1532193108941 |
| Trimmed Mean ( 20 / 28 ) | 297.613636363636 | 7.40858423798374 | 40.1714587839569 |
| Trimmed Mean ( 21 / 28 ) | 298.428571428571 | 7.22736306252594 | 41.2914874826105 |
| Trimmed Mean ( 22 / 28 ) | 299.125 | 7.06364722926387 | 42.3471034568034 |
| Trimmed Mean ( 23 / 28 ) | 299.5 | 6.97901243079894 | 42.9143812207989 |
| Trimmed Mean ( 24 / 28 ) | 299.861111111111 | 6.8668923654283 | 43.6676585497068 |
| Trimmed Mean ( 25 / 28 ) | 300.323529411765 | 6.71361197261053 | 44.7335250587898 |
| Trimmed Mean ( 26 / 28 ) | 300.875 | 6.49328902940219 | 46.3363017782839 |
| Trimmed Mean ( 27 / 28 ) | 301.766666666667 | 6.26276780157132 | 48.1842335893331 |
| Trimmed Mean ( 28 / 28 ) | 302.821428571429 | 5.96818140997772 | 50.7393136651587 |
| Median | 305.5 | ||
| Midrange | 241 | ||
| Midmean - Weighted Average at Xnp | 296.116279069767 | ||
| Midmean - Weighted Average at X(n+1)p | 298.428571428571 | ||
| Midmean - Empirical Distribution Function | 296.116279069767 | ||
| Midmean - Empirical Distribution Function - Averaging | 298.428571428571 | ||
| Midmean - Empirical Distribution Function - Interpolation | 298.428571428571 | ||
| Midmean - Closest Observation | 296.116279069767 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 298.428571428571 | ||
| Midmean - MS Excel (old versions) | 299.044444444444 | ||
| Number of observations | 84 | ||
