Sioux vs Immigrants from Costa Rica Vision Disability

The statistical analysis conducted on geographies consisting of 234,049,152 people shows no correlation between the proportion of Sioux and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.014 and weighted average of 2.5%. Similarly, the statistical analysis conducted on geographies consisting of 204,228,483 people shows a poor negative correlation between the proportion of Immigrants from Costa Rica and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.159 and weighted average of 2.2%, a difference of 12.0%.

Vision Disability Correlation Summary

Measurement	Sioux	Immigrants from Costa Rica
Minimum	0.034%	0.38%
Maximum	15.7%	5.6%
Range	15.7%	5.3%
Mean	3.2%	2.0%
Median	2.6%	1.9%
Interquartile 25% (IQ1)	1.7%	1.5%
Interquartile 75% (IQ3)	4.1%	2.3%
Interquartile Range (IQR)	2.3%	0.75%
Standard Deviation (Sample)	2.5%	1.0%
Standard Deviation (Population)	2.5%	1.0%

Similar Demographics by Vision Disability

Demographics Similar to Sioux by Vision Disability

In terms of vision disability, the demographic groups most similar to Sioux are Immigrants from Central America (2.5%, a difference of 0.010%), Yakama (2.5%, a difference of 0.030%), Honduran (2.5%, a difference of 0.14%), French American Indian (2.5%, a difference of 0.17%), and Puget Sound Salish (2.5%, a difference of 0.31%).

Demographics	Rating \| Rank	Vision Disability
Nepalese	0.0 /100 \| #279	Tragic 2.4%
Cape Verdeans	0.0 /100 \| #280	Tragic 2.4%
U.S. Virgin Islanders	0.0 /100 \| #281	Tragic 2.5%
Immigrants \| Caribbean	0.0 /100 \| #282	Tragic 2.5%
Puget Sound Salish	0.0 /100 \| #283	Tragic 2.5%
Yakama	0.0 /100 \| #284	Tragic 2.5%
Immigrants \| Central America	0.0 /100 \| #285	Tragic 2.5%
Sioux	0.0 /100 \| #286	Tragic 2.5%
Hondurans	0.0 /100 \| #287	Tragic 2.5%
French American Indians	0.0 /100 \| #288	Tragic 2.5%
Immigrants \| Nonimmigrants	0.0 /100 \| #289	Tragic 2.5%
Immigrants \| Cuba	0.0 /100 \| #290	Tragic 2.5%
Immigrants \| Honduras	0.0 /100 \| #291	Tragic 2.5%
Crow	0.0 /100 \| #292	Tragic 2.5%
Yaqui	0.0 /100 \| #293	Tragic 2.5%

Demographics Similar to Immigrants from Costa Rica by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Costa Rica are Canadian (2.2%, a difference of 0.020%), European (2.2%, a difference of 0.030%), British (2.2%, a difference of 0.080%), Salvadoran (2.2%, a difference of 0.11%), and Immigrants from Barbados (2.2%, a difference of 0.17%).

Demographics	Rating \| Rank	Vision Disability
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%
British	25.1 /100 \| #193	Fair 2.2%
Immigrants \| Barbados	24.0 /100 \| #194	Fair 2.2%
Immigrants \| Immigrants	23.7 /100 \| #195	Fair 2.2%
Immigrants \| Grenada	23.1 /100 \| #196	Fair 2.2%
Ghanaians	21.8 /100 \| #197	Fair 2.2%