Variability - Ungrouped Data
Absolute range
7
Relative range (unbiased)
2.34421140318098
Relative range (biased)
2.70686216932786
Variance (unbiased)
8.91666666666667
Variance (biased)
6.6875
Standard Deviation (unbiased)
2.98607881119482
Standard Deviation (biased)
2.58602010819715
Coefficient of Variation (unbiased)
0.519318054120838
Coefficient of Variation (biased)
0.449742627512548
Mean Squared Error (MSE versus 0)
39.75
Mean Squared Error (MSE versus Mean)
6.6875
Mean Absolute Deviation from Mean (MAD Mean)
2.25
Mean Absolute Deviation from Median (MAD Median)
2.25
Median Absolute Deviation from Mean
2.25
Median Absolute Deviation from Median
2
Mean Squared Deviation from Mean
6.6875
Mean Squared Deviation from Median
6.75
Interquartile Difference
(Weighted Average at Xnp)
5
Interquartile Difference
(Weighted Average at X(n+1)p)
5.75
Interquartile Difference
(Empirical Distribution Function)
5
Interquartile Difference
(Empirical Distribution Function - Averaging)
4.5
Interquartile Difference
(Empirical Distribution Function - Interpolation)
3.25
Interquartile Difference
(Closest Observation)
5
Interquartile Difference
(True Basic - Statistics Graphics Toolkit)
3.25
Interquartile Difference
(MS Excel (old versions))
7
Semi Interquartile Difference
(Weighted Average at Xnp)
2.5
Semi Interquartile Difference
(Weighted Average at X(n+1)p)
2.875
Semi Interquartile Difference
(Empirical Distribution Function)
2.5
Semi Interquartile Difference
(Empirical Distribution Function - Averaging)
2.25
Semi Interquartile Difference
(Empirical Distribution Function - Interpolation)
1.625
Semi Interquartile Difference
(Closest Observation)
2.5
Semi Interquartile Difference
(True Basic - Statistics Graphics Toolkit)
1.625
Semi Interquartile Difference
(MS Excel (old versions))
3.5
Coefficient of Quartile Variation
(Weighted Average at Xnp)
0.555555555555556
Coefficient of Quartile Variation
(Weighted Average at X(n+1)p)
0.511111111111111
Coefficient of Quartile Variation
(Empirical Distribution Function)
0.555555555555556
Coefficient of Quartile Variation
(Empirical Distribution Function - Averaging)
0.391304347826087
Coefficient of Quartile Variation
(Empirical Distribution Function - Interpolation)
0.276595744680851
Coefficient of Quartile Variation
(Closest Observation)
0.555555555555556
Coefficient of Quartile Variation
(True Basic - Statistics Graphics Toolkit)
0.276595744680851
Coefficient of Quartile Variation
(MS Excel (old versions))
0.636363636363636
Number of all Pairs of Observations
6
Squared Differences between all Pairs of Observations
17.8333333333333
Mean Absolute Differences between all Pairs of Observations
3.83333333333333
Gini Mean Difference
3.83333333333333
Leik Measure of Dispersion
0.608695652173913
Index of Diversity
0.699432892249527
Index of Qualitative Variation
0.932577189666037
Coefficient of Dispersion
0.375
Observations
4