Immigrants from Sierra Leone vs Northern European 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 405,711,615 people shows a mild positive correlation between the proportion of Northern Europeans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.353 and weighted average of 2.2%, a difference of 2.5%.

Vision Disability Correlation Summary

Measurement	Immigrants from Sierra Leone	Northern European
Minimum	0.70%	1.3%
Maximum	5.8%	18.1%
Range	5.1%	16.8%
Mean	2.1%	3.8%
Median	2.0%	2.8%
Interquartile 25% (IQ1)	1.6%	2.0%
Interquartile 75% (IQ3)	2.3%	4.4%
Interquartile Range (IQR)	0.65%	2.4%
Standard Deviation (Sample)	0.88%	3.5%
Standard Deviation (Population)	0.87%	3.4%

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 Northern Europeans by Vision Disability

In terms of vision disability, the demographic groups most similar to Northern Europeans are Scandinavian (2.2%, a difference of 0.0%), Immigrants from Canada (2.2%, a difference of 0.010%), Immigrants from Fiji (2.2%, a difference of 0.16%), Yugoslavian (2.2%, a difference of 0.22%), and Lebanese (2.2%, a difference of 0.26%).

Demographics	Rating \| Rank	Vision Disability
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%
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%