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Table 1 Kolmogorov–Smirnov test, estimates of the mean, standard deviation and Gini index for lognormal distribution of the Ghanaian income

From: Estimation of the Gini coefficient for the lognormal distribution of income using the Lorenz curve

Region Kolmogorov–Smirnov test Estimated mean Estimated standard deviation Gini index
Statistic p value
Greater Accra 0.0313 0.18486 8.7613 1.2724 0.63174
Eastern 0.0241 0.2353 8.6814 1.3380 0.6559
Ashanti 0.021 0.3548 8.7915 1.3570 0.66272
Volta 0.0291 0.1964 8.5908 1.3640 0.6652
Western 0.0257 0.2471 9.0076 1.3462 0.65886
Brong Ahafo 0.0244 0.2733 8.5370 1.3702 0.6674
Central 0.0219 0.4305 8.1159 1.2877 0.63746
Northern 0.0217 0.4014 8.3369 1.3222 0.65018
Upper West 0.0342 0.06939 7.8074 1.3215 0.64992
Upper East 0.031 0.1381 8.1671 1.4132 0.68234
Rural 0.0276 0.2226 8.2519 1.2533 0.6245
Urban 0.0305 0.1102 7.2546 1.3411 0.65702
Male head 0.0271 0.2251 8.2114 1.3252 0.65128
Female head 0.0269 0.2462 8.2322 1.4021 0.67852
All 0.0221 0.4201 8.5311 1.45812 0.69748