Immigrants from Western Africa vs South American Indian Vision Disability

The statistical analysis conducted on geographies consisting of 357,586,562 people shows a poor positive correlation between the proportion of Immigrants from Western Africa and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.141 and weighted average of 2.3%. Similarly, the statistical analysis conducted on geographies consisting of 164,540,973 people shows a poor negative correlation between the proportion of South American Indians and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.109 and weighted average of 2.2%, a difference of 5.8%.

Vision Disability Correlation Summary

Measurement	Immigrants from Western Africa	South American Indian
Minimum	0.83%	0.64%
Maximum	4.8%	7.1%
Range	3.9%	6.4%
Mean	2.3%	2.4%
Median	2.3%	2.0%
Interquartile 25% (IQ1)	2.0%	1.7%
Interquartile 75% (IQ3)	2.6%	2.8%
Interquartile Range (IQR)	0.61%	1.1%
Standard Deviation (Sample)	0.66%	1.3%
Standard Deviation (Population)	0.65%	1.3%

Similar Demographics by Vision Disability

Demographics Similar to Immigrants from Western Africa by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Western Africa are Irish (2.3%, a difference of 0.010%), Basque (2.3%, a difference of 0.040%), Immigrants from Senegal (2.3%, a difference of 0.18%), French Canadian (2.3%, a difference of 0.20%), and Guamanian/Chamorro (2.3%, a difference of 0.22%).

Demographics	Rating \| Rank	Vision Disability
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%
Basques	3.5 /100 \| #223	Tragic 2.3%
Irish	3.4 /100 \| #224	Tragic 2.3%
Immigrants \| Western Africa	3.4 /100 \| #225	Tragic 2.3%
Immigrants \| Germany	3.0 /100 \| #226	Tragic 2.3%
Hawaiians	2.9 /100 \| #227	Tragic 2.3%
Hmong	2.5 /100 \| #228	Tragic 2.3%
Welsh	2.3 /100 \| #229	Tragic 2.3%
Nicaraguans	2.2 /100 \| #230	Tragic 2.3%
Immigrants \| Ecuador	2.0 /100 \| #231	Tragic 2.3%
German Russians	1.8 /100 \| #232	Tragic 2.3%

Demographics Similar to South American Indians by Vision Disability

In terms of vision disability, the demographic groups most similar to South American Indians are Swiss (2.2%, a difference of 0.11%), Lebanese (2.2%, a difference of 0.20%), Brazilian (2.1%, a difference of 0.32%), Immigrants from Africa (2.1%, a difference of 0.34%), and Immigrants from England (2.1%, a difference of 0.36%).

Demographics	Rating \| Rank	Vision Disability
Hungarians	67.4 /100 \| #162	Good 2.1%
Icelanders	66.1 /100 \| #163	Good 2.1%
Immigrants \| Bangladesh	65.5 /100 \| #164	Good 2.1%
Immigrants \| Iraq	64.8 /100 \| #165	Good 2.1%
Immigrants \| England	62.8 /100 \| #166	Good 2.1%
Immigrants \| Africa	62.6 /100 \| #167	Good 2.1%
Brazilians	62.2 /100 \| #168	Good 2.1%
South American Indians	57.4 /100 \| #169	Average 2.2%
Swiss	55.7 /100 \| #170	Average 2.2%
Lebanese	54.3 /100 \| #171	Average 2.2%
Northern Europeans	50.1 /100 \| #172	Average 2.2%
Scandinavians	50.0 /100 \| #173	Average 2.2%
Immigrants \| Canada	50.0 /100 \| #174	Average 2.2%
Immigrants \| Fiji	47.6 /100 \| #175	Average 2.2%
Yugoslavians	46.5 /100 \| #176	Average 2.2%