| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 249.107142857143 | 6.4499933923288 | 38.6213020238772 |
| Geometric Mean | 240.139730445689 | ||
| Harmonic Mean | 228.609157828071 | ||
| Quadratic Mean | 255.944074062321 | ||
| Winsorized Mean ( 1 / 28 ) | 249.178571428571 | 6.42423875477828 | 38.7872526131186 |
| Winsorized Mean ( 2 / 28 ) | 249.726190476190 | 6.25913792549882 | 39.8978570928821 |
| Winsorized Mean ( 3 / 28 ) | 250.011904761905 | 6.18952657772346 | 40.3927346659622 |
| Winsorized Mean ( 4 / 28 ) | 250.154761904762 | 6.1559036972006 | 40.6365619427282 |
| Winsorized Mean ( 5 / 28 ) | 250.214285714286 | 6.12264851599552 | 40.8670014390989 |
| Winsorized Mean ( 6 / 28 ) | 250.857142857143 | 5.97794624636937 | 41.9637669056489 |
| Winsorized Mean ( 7 / 28 ) | 251.190476190476 | 5.90560854885612 | 42.5342238843667 |
| Winsorized Mean ( 8 / 28 ) | 251.857142857143 | 5.73644584365075 | 43.9047364381388 |
| Winsorized Mean ( 9 / 28 ) | 252.285714285714 | 5.64930784474186 | 44.6578096324723 |
| Winsorized Mean ( 10 / 28 ) | 252.880952380952 | 5.53117708062906 | 45.7191929845414 |
| Winsorized Mean ( 11 / 28 ) | 252.75 | 5.51870222943662 | 45.7988109327294 |
| Winsorized Mean ( 12 / 28 ) | 253.035714285714 | 5.46297311733407 | 46.3183158421244 |
| Winsorized Mean ( 13 / 28 ) | 253.654761904762 | 5.34378889564528 | 47.4672122829307 |
| Winsorized Mean ( 14 / 28 ) | 255.321428571429 | 5.03225855230053 | 50.7369456314415 |
| Winsorized Mean ( 15 / 28 ) | 255.857142857143 | 4.93500914082881 | 51.8453229884338 |
| Winsorized Mean ( 16 / 28 ) | 257.190476190476 | 4.64606373814285 | 55.3566396601528 |
| Winsorized Mean ( 17 / 28 ) | 258 | 4.50625879532731 | 57.2537023988789 |
| Winsorized Mean ( 18 / 28 ) | 259.928571428571 | 4.18288132617183 | 62.1410341723603 |
| Winsorized Mean ( 19 / 28 ) | 260.380952380952 | 4.10905918691604 | 63.3675351306817 |
| Winsorized Mean ( 20 / 28 ) | 261.333333333333 | 3.89367926142597 | 67.1173242034389 |
| Winsorized Mean ( 21 / 28 ) | 262.583333333333 | 3.69743551066375 | 71.0176912013795 |
| Winsorized Mean ( 22 / 28 ) | 263.369047619048 | 3.57646494191582 | 73.6394881248207 |
| Winsorized Mean ( 23 / 28 ) | 264.190476190476 | 3.3822490705501 | 78.1108873651069 |
| Winsorized Mean ( 24 / 28 ) | 265.333333333333 | 3.21202083354858 | 82.6063550279647 |
| Winsorized Mean ( 25 / 28 ) | 265.630952380952 | 3.16820386166908 | 83.842758856121 |
| Winsorized Mean ( 26 / 28 ) | 265.940476190476 | 3.04542729698964 | 87.3245197655365 |
| Winsorized Mean ( 27 / 28 ) | 269.154761904762 | 2.58384883985112 | 104.168153242382 |
| Winsorized Mean ( 28 / 28 ) | 272.821428571429 | 2.00166029151534 | 136.297567438324 |
| Trimmed Mean ( 1 / 28 ) | 250.426829268293 | 6.27047757637118 | 39.9374411626903 |
| Trimmed Mean ( 2 / 28 ) | 251.7375 | 6.08878777998928 | 41.3444365440576 |
| Trimmed Mean ( 3 / 28 ) | 252.820512820513 | 5.97786302538214 | 42.2927912110115 |
| Trimmed Mean ( 4 / 28 ) | 253.855263157895 | 5.87634878723618 | 43.1994887215145 |
| Trimmed Mean ( 5 / 28 ) | 254.905405405405 | 5.76627869436503 | 44.2062236177565 |
| Trimmed Mean ( 6 / 28 ) | 256 | 5.64349030171954 | 45.3619987478313 |
| Trimmed Mean ( 7 / 28 ) | 257.028571428571 | 5.53509306605824 | 46.4361788250132 |
| Trimmed Mean ( 8 / 28 ) | 258.058823529412 | 5.42123269956694 | 47.6015028002812 |
| Trimmed Mean ( 9 / 28 ) | 259.045454545455 | 5.32161146958184 | 48.6780096642061 |
| Trimmed Mean ( 10 / 28 ) | 260.03125 | 5.21791826372783 | 49.8342896261135 |
| Trimmed Mean ( 11 / 28 ) | 261 | 5.11470748734677 | 51.0293111865509 |
| Trimmed Mean ( 12 / 28 ) | 262.05 | 4.98706943824937 | 52.5458895739756 |
| Trimmed Mean ( 13 / 28 ) | 263.137931034483 | 4.8386831236776 | 54.3821375173018 |
| Trimmed Mean ( 14 / 28 ) | 264.232142857143 | 4.67773054305132 | 56.48725176136 |
| Trimmed Mean ( 15 / 28 ) | 265.222222222222 | 4.54295952530332 | 58.3809344426229 |
| Trimmed Mean ( 16 / 28 ) | 266.230769230769 | 4.39135783882833 | 60.6260703413327 |
| Trimmed Mean ( 17 / 28 ) | 267.18 | 4.25979687165422 | 62.7213005807587 |
| Trimmed Mean ( 18 / 28 ) | 268.125 | 4.11951601939385 | 65.0865292761872 |
| Trimmed Mean ( 19 / 28 ) | 268.956521739130 | 4.01024732353046 | 67.067315315194 |
| Trimmed Mean ( 20 / 28 ) | 269.818181818182 | 3.88038280942043 | 69.5339081399759 |
| Trimmed Mean ( 21 / 28 ) | 270.666666666667 | 3.75616669368379 | 72.059279776323 |
| Trimmed Mean ( 22 / 28 ) | 271.475 | 3.63617640470781 | 74.6594691194072 |
| Trimmed Mean ( 23 / 28 ) | 272.289473684211 | 3.50104798265692 | 77.7737051971428 |
| Trimmed Mean ( 24 / 28 ) | 273.111111111111 | 3.36314709422961 | 81.2070074424361 |
| Trimmed Mean ( 25 / 28 ) | 273.911764705882 | 3.21742350144135 | 85.1338857266301 |
| Trimmed Mean ( 26 / 28 ) | 274.78125 | 3.01633134590788 | 91.097833257869 |
| Trimmed Mean ( 27 / 28 ) | 275.733333333333 | 2.7555308366213 | 100.065413773930 |
| Trimmed Mean ( 28 / 28 ) | 276.464285714286 | 2.56579151378569 | 107.750097476306 |
| Median | 280.5 | ||
| Midrange | 195 | ||
| Midmean - Weighted Average at Xnp | 269.818181818182 | ||
| Midmean - Weighted Average at X(n+1)p | 271.209302325581 | ||
| Midmean - Empirical Distribution Function | 269.818181818182 | ||
| Midmean - Empirical Distribution Function - Averaging | 271.209302325581 | ||
| Midmean - Empirical Distribution Function - Interpolation | 271.209302325581 | ||
| Midmean - Closest Observation | 269.818181818182 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 271.209302325581 | ||
| Midmean - MS Excel (old versions) | 269.818181818182 | ||
| Number of observations | 84 | ||
