Bulgarian vs Immigrants from Middle Africa Vision Disability

The statistical analysis conducted on geographies consisting of 205,563,576 people shows a poor negative correlation between the proportion of Bulgarians and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.135 and weighted average of 1.9%. Similarly, the statistical analysis conducted on geographies consisting of 202,642,272 people shows a weak positive correlation between the proportion of Immigrants from Middle Africa and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.217 and weighted average of 2.2%, a difference of 14.0%.

Vision Disability Correlation Summary

Measurement	Bulgarian	Immigrants from Middle Africa
Minimum	0.26%	0.56%
Maximum	5.2%	10.3%
Range	4.9%	9.7%
Mean	1.8%	2.4%
Median	1.8%	2.1%
Interquartile 25% (IQ1)	1.3%	1.7%
Interquartile 75% (IQ3)	2.0%	2.4%
Interquartile Range (IQR)	0.69%	0.66%
Standard Deviation (Sample)	0.87%	1.6%
Standard Deviation (Population)	0.86%	1.5%

Similar Demographics by Vision Disability

Demographics Similar to Bulgarians by Vision Disability

In terms of vision disability, the demographic groups most similar to Bulgarians are Immigrants from Lithuania (1.9%, a difference of 0.040%), Immigrants from Japan (1.9%, a difference of 0.040%), Immigrants from Asia (1.9%, a difference of 0.16%), Taiwanese (1.9%, a difference of 0.37%), and Immigrants from Malaysia (1.9%, a difference of 0.40%).

Demographics	Rating \| Rank	Vision Disability
Bolivians	100.0 /100 \| #18	Exceptional 1.9%
Immigrants \| Sri Lanka	100.0 /100 \| #19	Exceptional 1.9%
Asians	100.0 /100 \| #20	Exceptional 1.9%
Turks	100.0 /100 \| #21	Exceptional 1.9%
Immigrants \| Pakistan	100.0 /100 \| #22	Exceptional 1.9%
Immigrants \| Asia	99.9 /100 \| #23	Exceptional 1.9%
Immigrants \| Lithuania	99.9 /100 \| #24	Exceptional 1.9%
Bulgarians	99.9 /100 \| #25	Exceptional 1.9%
Immigrants \| Japan	99.9 /100 \| #26	Exceptional 1.9%
Taiwanese	99.9 /100 \| #27	Exceptional 1.9%
Immigrants \| Malaysia	99.9 /100 \| #28	Exceptional 1.9%
Egyptians	99.9 /100 \| #29	Exceptional 1.9%
Immigrants \| Nepal	99.9 /100 \| #30	Exceptional 1.9%
Mongolians	99.9 /100 \| #31	Exceptional 1.9%
Luxembourgers	99.9 /100 \| #32	Exceptional 1.9%

Demographics Similar to Immigrants from Middle Africa by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Middle Africa are Native Hawaiian (2.2%, a difference of 0.020%), Moroccan (2.2%, a difference of 0.13%), Immigrants from St. Vincent and the Grenadines (2.2%, a difference of 0.23%), Immigrants from Burma/Myanmar (2.2%, a difference of 0.30%), and Guyanese (2.2%, a difference of 0.34%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Oceania	45.1 /100 \| #178	Average 2.2%
Immigrants \| North America	44.5 /100 \| #179	Average 2.2%
Uruguayans	42.7 /100 \| #180	Average 2.2%
Immigrants \| Western Europe	41.1 /100 \| #181	Average 2.2%
Costa Ricans	40.7 /100 \| #182	Average 2.2%
Immigrants \| Burma/Myanmar	37.9 /100 \| #183	Fair 2.2%
Moroccans	35.4 /100 \| #184	Fair 2.2%
Immigrants \| Middle Africa	33.5 /100 \| #185	Fair 2.2%
Native Hawaiians	33.3 /100 \| #186	Fair 2.2%
Immigrants \| St. Vincent and the Grenadines	30.3 /100 \| #187	Fair 2.2%
Guyanese	28.9 /100 \| #188	Fair 2.2%
Salvadorans	27.4 /100 \| #189	Fair 2.2%
Immigrants \| Costa Rica	26.1 /100 \| #190	Fair 2.2%
Canadians	25.8 /100 \| #191	Fair 2.2%
Europeans	25.7 /100 \| #192	Fair 2.2%