Immigrants from Sierra Leone vs Soviet Union Vision Disability

The statistical analysis conducted on geographies consisting of 101,645,799 people shows a slight positive correlation between the proportion of Immigrants from Sierra Leone and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.060 and weighted average of 2.1%. 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 3.6%.

Vision Disability Correlation Summary

Measurement	Immigrants from Sierra Leone	Soviet Union
Minimum	0.70%	0.35%
Maximum	5.8%	4.6%
Range	5.1%	4.2%
Mean	2.1%	2.0%
Median	2.0%	2.0%
Interquartile 25% (IQ1)	1.6%	1.6%
Interquartile 75% (IQ3)	2.3%	2.3%
Interquartile Range (IQR)	0.65%	0.72%
Standard Deviation (Sample)	0.88%	0.86%
Standard Deviation (Population)	0.87%	0.85%

Similar Demographics by Vision Disability

Demographics Similar to Immigrants from Sierra Leone by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Sierra Leone are South American (2.1%, a difference of 0.0%), Ukrainian (2.1%, a difference of 0.11%), Sierra Leonean (2.1%, a difference of 0.15%), Immigrants from Bosnia and Herzegovina (2.1%, a difference of 0.15%), and Immigrants from Netherlands (2.1%, a difference of 0.16%).

Demographics	Rating \| Rank	Vision Disability
Czechs	86.3 /100 \| #136	Excellent 2.1%
Immigrants \| South Eastern Asia	86.3 /100 \| #137	Excellent 2.1%
Arabs	86.3 /100 \| #138	Excellent 2.1%
Immigrants \| Morocco	85.2 /100 \| #139	Excellent 2.1%
Immigrants \| Netherlands	84.2 /100 \| #140	Excellent 2.1%
Sierra Leoneans	84.1 /100 \| #141	Excellent 2.1%
South Americans	82.8 /100 \| #142	Excellent 2.1%
Immigrants \| Sierra Leone	82.8 /100 \| #143	Excellent 2.1%
Ukrainians	81.9 /100 \| #144	Excellent 2.1%
Immigrants \| Bosnia and Herzegovina	81.5 /100 \| #145	Excellent 2.1%
Italians	79.7 /100 \| #146	Good 2.1%
Immigrants \| Sudan	78.4 /100 \| #147	Good 2.1%
Finns	78.3 /100 \| #148	Good 2.1%
Colombians	76.2 /100 \| #149	Good 2.1%
Belgians	75.9 /100 \| #150	Good 2.1%

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%