| Central Tendency - Ungrouped Data | |||
| Measure | Value | S.E. | Value/S.E. |
| Arithmetic Mean | 82.511475409836 | 3.10316786698915 | 26.5894334262661 |
| Geometric Mean | 78.8421243719206 | ||
| Harmonic Mean | 75.094405057376 | ||
| Quadratic Mean | 85.9413906272805 | ||
| Winsorized Mean ( 1 / 20 ) | 82.5344262295082 | 3.09605503019207 | 26.6579325705293 |
| Winsorized Mean ( 2 / 20 ) | 82.5409836065574 | 3.08784270198165 | 26.7309547709752 |
| Winsorized Mean ( 3 / 20 ) | 82.5508196721312 | 3.0817181913115 | 26.7872707844839 |
| Winsorized Mean ( 4 / 20 ) | 82.7934426229508 | 3.01452573443408 | 27.4648319227215 |
| Winsorized Mean ( 5 / 20 ) | 82.7524590163934 | 2.97786791238165 | 27.7891637410504 |
| Winsorized Mean ( 6 / 20 ) | 82.939344262295 | 2.94325874069736 | 28.1794268086142 |
| Winsorized Mean ( 7 / 20 ) | 82.939344262295 | 2.90458115514484 | 28.5546658303507 |
| Winsorized Mean ( 8 / 20 ) | 82.8213114754098 | 2.7864838830236 | 29.7225158846212 |
| Winsorized Mean ( 9 / 20 ) | 83.1459016393443 | 2.64432227495588 | 31.4431801398835 |
| Winsorized Mean ( 10 / 20 ) | 83.3098360655738 | 2.48227454406647 | 33.5618943781679 |
| Winsorized Mean ( 11 / 20 ) | 83.3098360655738 | 2.44159840250499 | 34.1210233345913 |
| Winsorized Mean ( 12 / 20 ) | 83.172131147541 | 2.41152643216836 | 34.4894130282269 |
| Winsorized Mean ( 13 / 20 ) | 82.9590163934426 | 2.36854083075116 | 35.0253689175934 |
| Winsorized Mean ( 14 / 20 ) | 83.1655737704918 | 2.32419665332152 | 35.7825030216955 |
| Winsorized Mean ( 15 / 20 ) | 83.2393442622951 | 2.21508400547325 | 37.5784142075962 |
| Winsorized Mean ( 16 / 20 ) | 83.2393442622951 | 2.19109384401276 | 37.9898581202943 |
| Winsorized Mean ( 17 / 20 ) | 82.4868852459016 | 2.05136030491969 | 40.2108225688471 |
| Winsorized Mean ( 18 / 20 ) | 81.8081967213115 | 1.85740622821793 | 44.0443213113382 |
| Winsorized Mean ( 19 / 20 ) | 81.8081967213115 | 1.85740622821793 | 44.0443213113382 |
| Winsorized Mean ( 20 / 20 ) | 81.8409836065574 | 1.84326773425877 | 44.3999436899317 |
| Trimmed Mean ( 1 / 20 ) | 82.571186440678 | 3.06094633495956 | 26.9757053554383 |
| Trimmed Mean ( 2 / 20 ) | 82.6105263157895 | 3.01628899054816 | 27.3881337546428 |
| Trimmed Mean ( 3 / 20 ) | 82.6490909090909 | 2.96513735718685 | 27.8736129065885 |
| Trimmed Mean ( 4 / 20 ) | 82.6867924528302 | 2.90324631590176 | 28.4808050904724 |
| Trimmed Mean ( 5 / 20 ) | 82.6549019607843 | 2.85067493036847 | 28.9948534925027 |
| Trimmed Mean ( 6 / 20 ) | 82.630612244898 | 2.79510962035656 | 29.5625658625715 |
| Trimmed Mean ( 7 / 20 ) | 82.563829787234 | 2.73332201997223 | 30.2064042158021 |
| Trimmed Mean ( 8 / 20 ) | 82.4911111111111 | 2.66356793866063 | 30.9701546988104 |
| Trimmed Mean ( 9 / 20 ) | 82.4325581395349 | 2.60440618409713 | 31.6511912169767 |
| Trimmed Mean ( 10 / 20 ) | 82.3146341463415 | 2.56185327585708 | 32.1308932568759 |
| Trimmed Mean ( 11 / 20 ) | 82.1589743589744 | 2.5421752030772 | 32.3183761133081 |
| Trimmed Mean ( 12 / 20 ) | 81.9864864864865 | 2.51964998928441 | 32.53883945594 |
| Trimmed Mean ( 13 / 20 ) | 81.8142857142857 | 2.49017951111944 | 32.8547742638469 |
| Trimmed Mean ( 14 / 20 ) | 81.6515151515152 | 2.45419446611353 | 33.2701895790754 |
| Trimmed Mean ( 15 / 20 ) | 81.4387096774194 | 2.40766552449371 | 33.8247604781168 |
| Trimmed Mean ( 16 / 20 ) | 81.1862068965517 | 2.36409786654638 | 34.3413054279151 |
| Trimmed Mean ( 17 / 20 ) | 80.8962962962963 | 2.29744365233508 | 35.2114386849379 |
| Trimmed Mean ( 18 / 20 ) | 80.668 | 2.23865078414060 | 36.0342044286142 |
| Trimmed Mean ( 19 / 20 ) | 80.5 | 2.20824899781787 | 36.4542223633058 |
| Trimmed Mean ( 20 / 20 ) | 80.3 | 2.14165045389454 | 37.4944472633135 |
| Median | 78.5 | ||
| Midrange | 80.75 | ||
| Midmean - Weighted Average at Xnp | 80.64 | ||
| Midmean - Weighted Average at X(n+1)p | 81.4387096774194 | ||
| Midmean - Empirical Distribution Function | 81.4387096774194 | ||
| Midmean - Empirical Distribution Function - Averaging | 81.4387096774194 | ||
| Midmean - Empirical Distribution Function - Interpolation | 81.4387096774194 | ||
| Midmean - Closest Observation | 80.86875 | ||
| Midmean - True Basic - Statistics Graphics Toolkit | 81.4387096774194 | ||
| Midmean - MS Excel (old versions) | 81.4387096774194 | ||
| Number of observations | 61 | ||
