Japanese vs Immigrants from Sierra Leone Vision Disability

The statistical analysis conducted on geographies consisting of 249,077,012 people shows a strong positive correlation between the proportion of Japanese and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.715 and weighted average of 2.4%. Similarly, 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%, a difference of 11.8%.

Vision Disability Correlation Summary

Measurement	Japanese	Immigrants from Sierra Leone
Minimum	0.43%	0.70%
Maximum	14.1%	5.8%
Range	13.7%	5.1%
Mean	3.6%	2.1%
Median	2.8%	2.0%
Interquartile 25% (IQ1)	2.2%	1.6%
Interquartile 75% (IQ3)	3.4%	2.3%
Interquartile Range (IQR)	1.2%	0.65%
Standard Deviation (Sample)	2.6%	0.88%
Standard Deviation (Population)	2.5%	0.87%

Similar Demographics by Vision Disability

Demographics Similar to Japanese by Vision Disability

In terms of vision disability, the demographic groups most similar to Japanese are Immigrants from Micronesia (2.4%, a difference of 0.070%), Haitian (2.4%, a difference of 0.28%), Immigrants from Guatemala (2.4%, a difference of 0.31%), Immigrants from Laos (2.4%, a difference of 0.39%), and Bangladeshi (2.3%, a difference of 0.50%).

Demographics	Rating \| Rank	Vision Disability
French	0.5 /100 \| #246	Tragic 2.3%
Guatemalans	0.5 /100 \| #247	Tragic 2.3%
Sub-Saharan Africans	0.5 /100 \| #248	Tragic 2.3%
Liberians	0.5 /100 \| #249	Tragic 2.3%
Bangladeshis	0.5 /100 \| #250	Tragic 2.3%
Immigrants \| Laos	0.4 /100 \| #251	Tragic 2.4%
Immigrants \| Micronesia	0.3 /100 \| #252	Tragic 2.4%
Japanese	0.3 /100 \| #253	Tragic 2.4%
Haitians	0.3 /100 \| #254	Tragic 2.4%
Immigrants \| Guatemala	0.3 /100 \| #255	Tragic 2.4%
Immigrants \| Haiti	0.2 /100 \| #256	Tragic 2.4%
West Indians	0.2 /100 \| #257	Tragic 2.4%
British West Indians	0.2 /100 \| #258	Tragic 2.4%
Whites/Caucasians	0.2 /100 \| #259	Tragic 2.4%
Belizeans	0.2 /100 \| #260	Tragic 2.4%

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%