| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 8.89333333333333 | 0.127311767925648 | 69.8547626683432 |
| Geometric Mean | 8.83771872661975 | ||
| Harmonic Mean | 8.78008237500377 | ||
| Quadratic Mean | 8.94693616086908 | ||
| Winsorized Mean ( 1 / 20 ) | 8.895 | 0.124859808390901 | 71.2398978873352 |
| Winsorized Mean ( 2 / 20 ) | 8.88166666666667 | 0.119851406744693 | 74.1056522230598 |
| Winsorized Mean ( 3 / 20 ) | 8.88666666666667 | 0.116091398501467 | 76.5488811520725 |
| Winsorized Mean ( 4 / 20 ) | 8.90666666666667 | 0.108296169201193 | 82.2435985719846 |
| Winsorized Mean ( 5 / 20 ) | 8.90666666666667 | 0.104850355205966 | 84.9464615467497 |
| Winsorized Mean ( 6 / 20 ) | 8.90666666666667 | 0.100896172696408 | 88.2755651541551 |
| Winsorized Mean ( 7 / 20 ) | 8.91833333333333 | 0.0985915407226784 | 90.4573888181656 |
| Winsorized Mean ( 8 / 20 ) | 8.91833333333333 | 0.0936543611355002 | 95.2260335258728 |
| Winsorized Mean ( 9 / 20 ) | 8.90333333333333 | 0.0910691879112652 | 97.7644968351804 |
| Winsorized Mean ( 10 / 20 ) | 8.90333333333333 | 0.0910691879112652 | 97.7644968351804 |
| Winsorized Mean ( 11 / 20 ) | 8.90333333333333 | 0.0910691879112652 | 97.7644968351804 |
| Winsorized Mean ( 12 / 20 ) | 8.88333333333333 | 0.0809954545235965 | 109.676936632849 |
| Winsorized Mean ( 13 / 20 ) | 8.88333333333333 | 0.0809954545235965 | 109.676936632849 |
| Winsorized Mean ( 14 / 20 ) | 8.88333333333333 | 0.0733063638132317 | 121.180929884424 |
| Winsorized Mean ( 15 / 20 ) | 8.90833333333333 | 0.068860444586317 | 129.367932299169 |
| Winsorized Mean ( 16 / 20 ) | 8.90833333333333 | 0.0604732590978307 | 147.310289973323 |
| Winsorized Mean ( 17 / 20 ) | 8.90833333333333 | 0.0604732590978307 | 147.310289973323 |
| Winsorized Mean ( 18 / 20 ) | 8.87833333333333 | 0.0565031705858384 | 157.129825482015 |
| Winsorized Mean ( 19 / 20 ) | 8.91 | 0.0510732275881522 | 174.455393182688 |
| Winsorized Mean ( 20 / 20 ) | 8.94333333333333 | 0.0454958039082508 | 196.574905047704 |
| Trimmed Mean ( 1 / 20 ) | 8.89655172413793 | 0.118953022832140 | 74.7904635991658 |
| Trimmed Mean ( 2 / 20 ) | 8.89821428571429 | 0.111614220554801 | 79.7229442761321 |
| Trimmed Mean ( 3 / 20 ) | 8.9074074074074 | 0.105933402461999 | 84.0849741478167 |
| Trimmed Mean ( 4 / 20 ) | 8.91538461538462 | 0.100728291224343 | 88.5092411180511 |
| Trimmed Mean ( 5 / 20 ) | 8.918 | 0.0974235440680306 | 91.5384477675394 |
| Trimmed Mean ( 6 / 20 ) | 8.92083333333333 | 0.0944355353189109 | 94.4647933980305 |
| Trimmed Mean ( 7 / 20 ) | 8.92391304347826 | 0.091850791765287 | 97.1566262192077 |
| Trimmed Mean ( 8 / 20 ) | 8.925 | 0.089166032744251 | 100.094169554442 |
| Trimmed Mean ( 9 / 20 ) | 8.92619047619048 | 0.0870246019528866 | 102.570885426433 |
| Trimmed Mean ( 10 / 20 ) | 8.93 | 0.084822590121216 | 105.278558309037 |
| Trimmed Mean ( 11 / 20 ) | 8.93421052631579 | 0.0817897519542857 | 109.23386259087 |
| Trimmed Mean ( 12 / 20 ) | 8.93888888888889 | 0.0775904774244163 | 115.206004468739 |
| Trimmed Mean ( 13 / 20 ) | 8.94705882352941 | 0.0747229337565889 | 119.736450025833 |
| Trimmed Mean ( 14 / 20 ) | 8.95625 | 0.0705590435665922 | 126.932701285091 |
| Trimmed Mean ( 15 / 20 ) | 8.96666666666667 | 0.0670106070405178 | 133.809661823314 |
| Trimmed Mean ( 16 / 20 ) | 8.975 | 0.0633343776020842 | 141.708189766827 |
| Trimmed Mean ( 17 / 20 ) | 8.98461538461538 | 0.0606864089948185 | 148.049876956511 |
| Trimmed Mean ( 18 / 20 ) | 8.99583333333333 | 0.0562986236435189 | 159.787802101427 |
| Trimmed Mean ( 19 / 20 ) | 9.01363636363636 | 0.0502355725645232 | 179.427363987126 |
| Trimmed Mean ( 20 / 20 ) | 9.03 | 0.0429810239646827 | 210.092714576086 |
| Median | 9.05 | ||
| Midrange | 8.8 | ||
| Midmean - Weighted Average at Xnp | 8.95625 | ||
| Midmean - Weighted Average at X(n+1)p | 8.98387096774193 | ||
| Midmean - Empirical Distribution Function | 8.95625 | ||
| Midmean - Empirical Distribution Function - Averaging | 8.98387096774193 | ||
| Midmean - Empirical Distribution Function - Interpolation | 8.98387096774193 | ||
| Midmean - Closest Observation | 8.95625 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 8.98387096774193 | ||
| Midmean - MS Excel (old versions) | 8.95625 | ||
| Number of observations | 60 | ||
