Immigrants from Western Africa vs Costa Rican 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 253,497,093 people shows no correlation between the proportion of Costa Ricans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.040 and weighted average of 2.2%, a difference of 4.6%.

Vision Disability Correlation Summary

Measurement	Immigrants from Western Africa	Costa Rican
Minimum	0.83%	0.38%
Maximum	4.8%	8.8%
Range	3.9%	8.4%
Mean	2.3%	2.1%
Median	2.3%	2.0%
Interquartile 25% (IQ1)	2.0%	1.4%
Interquartile 75% (IQ3)	2.6%	2.3%
Interquartile Range (IQR)	0.61%	0.84%
Standard Deviation (Sample)	0.66%	1.5%
Standard Deviation (Population)	0.65%	1.5%

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 Costa Ricans by Vision Disability

In terms of vision disability, the demographic groups most similar to Costa Ricans are Immigrants from Western Europe (2.2%, a difference of 0.020%), Uruguayan (2.2%, a difference of 0.13%), Immigrants from Burma/Myanmar (2.2%, a difference of 0.19%), Immigrants from North America (2.2%, a difference of 0.24%), and Immigrants from Oceania (2.2%, a difference of 0.28%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Fiji	47.6 /100 \| #175	Average 2.2%
Yugoslavians	46.5 /100 \| #176	Average 2.2%
Slavs	46.0 /100 \| #177	Average 2.2%
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%