Immigrants from Costa Rica vs Soviet Union Vision Disability

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%. Similarly, the statistical analysis conducted on geographies consisting of 43,504,651 people shows a poor positive correlation between the proportion of Soviet Union and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.188 and weighted average of 2.0%, a difference of 7.9%.

Vision Disability Correlation Summary

Measurement	Immigrants from Costa Rica	Soviet Union
Minimum	0.38%	0.35%
Maximum	5.6%	4.6%
Range	5.3%	4.2%
Mean	2.0%	2.0%
Median	1.9%	2.0%
Interquartile 25% (IQ1)	1.5%	1.6%
Interquartile 75% (IQ3)	2.3%	2.3%
Interquartile Range (IQR)	0.75%	0.72%
Standard Deviation (Sample)	1.0%	0.86%
Standard Deviation (Population)	1.0%	0.85%

Similar Demographics by Vision Disability

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%

Demographics Similar to Soviet Union by Vision Disability

In terms of vision disability, the demographic groups most similar to Soviet Union are Immigrants from Poland (2.0%, a difference of 0.020%), Lithuanian (2.0%, a difference of 0.060%), Immigrants from Western Asia (2.0%, a difference of 0.11%), Immigrants from Latvia (2.0%, a difference of 0.22%), and Chinese (2.0%, a difference of 0.28%).

Demographics	Rating \| Rank	Vision Disability
Palestinians	98.3 /100 \| #74	Exceptional 2.0%
Immigrants \| North Macedonia	98.3 /100 \| #75	Exceptional 2.0%
Paraguayans	98.3 /100 \| #76	Exceptional 2.0%
Immigrants \| Jordan	98.3 /100 \| #77	Exceptional 2.0%
Immigrants \| Eastern Europe	98.3 /100 \| #78	Exceptional 2.0%
Assyrians/Chaldeans/Syriacs	98.1 /100 \| #79	Exceptional 2.0%
Lithuanians	97.7 /100 \| #80	Exceptional 2.0%
Soviet Union	97.6 /100 \| #81	Exceptional 2.0%
Immigrants \| Poland	97.6 /100 \| #82	Exceptional 2.0%
Immigrants \| Western Asia	97.5 /100 \| #83	Exceptional 2.0%
Immigrants \| Latvia	97.3 /100 \| #84	Exceptional 2.0%
Chinese	97.2 /100 \| #85	Exceptional 2.0%
Immigrants \| Moldova	97.2 /100 \| #86	Exceptional 2.0%
Immigrants \| Switzerland	97.0 /100 \| #87	Exceptional 2.0%
Norwegians	97.0 /100 \| #88	Exceptional 2.0%