Subsaharan African vs Immigrants from Romania Vision Disability

The statistical analysis conducted on geographies consisting of 507,474,731 people shows a weak positive correlation between the proportion of Sub-Saharan Africans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.288 and weighted average of 2.3%. Similarly, the statistical analysis conducted on geographies consisting of 256,950,873 people shows a moderate positive correlation between the proportion of Immigrants from Romania and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.489 and weighted average of 2.0%, a difference of 17.1%.

Vision Disability Correlation Summary

Measurement	Subsaharan African	Immigrants from Romania
Minimum	0.34%	0.58%
Maximum	9.3%	12.5%
Range	9.0%	11.9%
Mean	2.6%	2.7%
Median	2.3%	2.0%
Interquartile 25% (IQ1)	2.0%	1.7%
Interquartile 75% (IQ3)	2.7%	2.8%
Interquartile Range (IQR)	0.74%	1.0%
Standard Deviation (Sample)	1.6%	2.2%
Standard Deviation (Population)	1.6%	2.1%

Similar Demographics by Vision Disability

Demographics Similar to Sub-Saharan Africans by Vision Disability

In terms of vision disability, the demographic groups most similar to Sub-Saharan Africans are Liberian (2.3%, a difference of 0.010%), Guatemalan (2.3%, a difference of 0.020%), French (2.3%, a difference of 0.060%), Bangladeshi (2.3%, a difference of 0.10%), and Alsatian (2.3%, a difference of 0.21%).

Demographics	Rating \| Rank	Vision Disability
Malaysians	0.9 /100 \| #241	Tragic 2.3%
Immigrants \| Panama	0.8 /100 \| #242	Tragic 2.3%
Immigrants \| Nicaragua	0.6 /100 \| #243	Tragic 2.3%
Immigrants \| West Indies	0.6 /100 \| #244	Tragic 2.3%
Alsatians	0.6 /100 \| #245	Tragic 2.3%
French	0.5 /100 \| #246	Tragic 2.3%
Guatemalans	0.5 /100 \| #247	Tragic 2.3%
Sub-Saharan Africans	0.5 /100 \| #248	Tragic 2.3%
Liberians	0.5 /100 \| #249	Tragic 2.3%
Bangladeshis	0.5 /100 \| #250	Tragic 2.3%
Immigrants \| Laos	0.4 /100 \| #251	Tragic 2.4%
Immigrants \| Micronesia	0.3 /100 \| #252	Tragic 2.4%
Japanese	0.3 /100 \| #253	Tragic 2.4%
Haitians	0.3 /100 \| #254	Tragic 2.4%
Immigrants \| Guatemala	0.3 /100 \| #255	Tragic 2.4%

Demographics Similar to Immigrants from Romania by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Romania are Immigrants from Belgium (2.0%, a difference of 0.010%), Argentinean (2.0%, a difference of 0.030%), Immigrants from Russia (2.0%, a difference of 0.030%), Armenian (2.0%, a difference of 0.15%), and Immigrants from Saudi Arabia (2.0%, a difference of 0.17%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Belarus	99.3 /100 \| #53	Exceptional 2.0%
Macedonians	99.3 /100 \| #54	Exceptional 2.0%
Laotians	99.3 /100 \| #55	Exceptional 2.0%
Jordanians	99.2 /100 \| #56	Exceptional 2.0%
Somalis	99.2 /100 \| #57	Exceptional 2.0%
Immigrants \| Saudi Arabia	99.2 /100 \| #58	Exceptional 2.0%
Argentineans	99.1 /100 \| #59	Exceptional 2.0%
Immigrants \| Romania	99.1 /100 \| #60	Exceptional 2.0%
Immigrants \| Belgium	99.1 /100 \| #61	Exceptional 2.0%
Immigrants \| Russia	99.1 /100 \| #62	Exceptional 2.0%
Armenians	99.0 /100 \| #63	Exceptional 2.0%
Immigrants \| Greece	99.0 /100 \| #64	Exceptional 2.0%
Maltese	98.9 /100 \| #65	Exceptional 2.0%
Immigrants \| Argentina	98.9 /100 \| #66	Exceptional 2.0%
Immigrants \| Northern Africa	98.8 /100 \| #67	Exceptional 2.0%