Nigerian vs Immigrants from Bulgaria Vision Disability

The statistical analysis conducted on geographies consisting of 332,578,519 people shows a poor positive correlation between the proportion of Nigerians and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.185 and weighted average of 2.3%. Similarly, the statistical analysis conducted on geographies consisting of 172,526,022 people shows a perfect positive correlation between the proportion of Immigrants from Bulgaria and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.982 and weighted average of 2.0%, a difference of 14.2%.

Vision Disability Correlation Summary

Measurement	Nigerian	Immigrants from Bulgaria
Minimum	0.62%	0.56%
Maximum	14.0%	47.1%
Range	13.4%	46.5%
Mean	2.6%	4.1%
Median	2.2%	1.6%
Interquartile 25% (IQ1)	1.8%	1.5%
Interquartile 75% (IQ3)	2.5%	2.0%
Interquartile Range (IQR)	0.74%	0.48%
Standard Deviation (Sample)	1.9%	10.4%
Standard Deviation (Population)	1.9%	10.2%

Similar Demographics by Vision Disability

Demographics Similar to Nigerians by Vision Disability

In terms of vision disability, the demographic groups most similar to Nigerians are Trinidadian and Tobagonian (2.2%, a difference of 0.21%), Immigrants from Trinidad and Tobago (2.3%, a difference of 0.29%), Immigrants from Ghana (2.2%, a difference of 0.34%), Bermudan (2.2%, a difference of 0.35%), and Indonesian (2.2%, a difference of 0.44%).

Demographics	Rating \| Rank	Vision Disability
Germans	13.4 /100 \| #208	Poor 2.2%
Immigrants \| Brazil	13.1 /100 \| #209	Poor 2.2%
Immigrants \| Uruguay	11.5 /100 \| #210	Poor 2.2%
Indonesians	9.5 /100 \| #211	Tragic 2.2%
Bermudans	9.0 /100 \| #212	Tragic 2.2%
Immigrants \| Ghana	8.9 /100 \| #213	Tragic 2.2%
Trinidadians and Tobagonians	8.2 /100 \| #214	Tragic 2.2%
Nigerians	7.2 /100 \| #215	Tragic 2.3%
Immigrants \| Trinidad and Tobago	6.1 /100 \| #216	Tragic 2.3%
Barbadians	5.1 /100 \| #217	Tragic 2.3%
Portuguese	4.9 /100 \| #218	Tragic 2.3%
Ecuadorians	4.6 /100 \| #219	Tragic 2.3%
Guamanians/Chamorros	3.9 /100 \| #220	Tragic 2.3%
French Canadians	3.9 /100 \| #221	Tragic 2.3%
Immigrants \| Senegal	3.8 /100 \| #222	Tragic 2.3%

Demographics Similar to Immigrants from Bulgaria by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Bulgaria are Immigrants from Sweden (2.0%, a difference of 0.020%), Ethiopian (2.0%, a difference of 0.060%), Immigrants from Indonesia (2.0%, a difference of 0.090%), Eastern European (2.0%, a difference of 0.11%), and Immigrants from Ethiopia (2.0%, a difference of 0.17%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Ireland	99.7 /100 \| #40	Exceptional 2.0%
Cypriots	99.7 /100 \| #41	Exceptional 2.0%
Immigrants \| Ethiopia	99.7 /100 \| #42	Exceptional 2.0%
Eastern Europeans	99.7 /100 \| #43	Exceptional 2.0%
Immigrants \| Indonesia	99.7 /100 \| #44	Exceptional 2.0%
Ethiopians	99.7 /100 \| #45	Exceptional 2.0%
Immigrants \| Sweden	99.7 /100 \| #46	Exceptional 2.0%
Immigrants \| Bulgaria	99.7 /100 \| #47	Exceptional 2.0%
Israelis	99.6 /100 \| #48	Exceptional 2.0%
Latvians	99.5 /100 \| #49	Exceptional 2.0%
Afghans	99.5 /100 \| #50	Exceptional 2.0%
Tongans	99.5 /100 \| #51	Exceptional 2.0%
Immigrants \| Serbia	99.4 /100 \| #52	Exceptional 2.0%
Immigrants \| Belarus	99.3 /100 \| #53	Exceptional 2.0%
Macedonians	99.3 /100 \| #54	Exceptional 2.0%