Immigrants from West Indies vs Tongan Vision Disability

The statistical analysis conducted on geographies consisting of 72,450,769 people shows a poor positive correlation between the proportion of Immigrants from West Indies and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.177 and weighted average of 2.3%. Similarly, the statistical analysis conducted on geographies consisting of 102,891,232 people shows a slight positive correlation between the proportion of Tongans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.092 and weighted average of 2.0%, a difference of 17.8%.

Vision Disability Correlation Summary

Measurement	Immigrants from West Indies	Tongan
Minimum	0.61%	0.85%
Maximum	9.8%	6.9%
Range	9.2%	6.1%
Mean	3.0%	2.3%
Median	2.3%	2.0%
Interquartile 25% (IQ1)	1.2%	1.7%
Interquartile 75% (IQ3)	2.8%	2.6%
Interquartile Range (IQR)	1.6%	0.96%
Standard Deviation (Sample)	2.7%	1.1%
Standard Deviation (Population)	2.6%	1.1%

Similar Demographics by Vision Disability

Demographics Similar to Immigrants from West Indies by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from West Indies are Immigrants from Nicaragua (2.3%, a difference of 0.0%), Alsatian (2.3%, a difference of 0.090%), French (2.3%, a difference of 0.24%), Guatemalan (2.3%, a difference of 0.28%), and Subsaharan African (2.3%, a difference of 0.30%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Portugal	1.4 /100 \| #237	Tragic 2.3%
Immigrants \| Cambodia	1.1 /100 \| #238	Tragic 2.3%
English	1.1 /100 \| #239	Tragic 2.3%
Panamanians	0.9 /100 \| #240	Tragic 2.3%
Malaysians	0.9 /100 \| #241	Tragic 2.3%
Immigrants \| Panama	0.8 /100 \| #242	Tragic 2.3%
Immigrants \| Nicaragua	0.6 /100 \| #243	Tragic 2.3%
Immigrants \| West Indies	0.6 /100 \| #244	Tragic 2.3%
Alsatians	0.6 /100 \| #245	Tragic 2.3%
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%

Demographics Similar to Tongans by Vision Disability

In terms of vision disability, the demographic groups most similar to Tongans are Afghan (2.0%, a difference of 0.090%), Latvian (2.0%, a difference of 0.15%), Israeli (2.0%, a difference of 0.22%), Immigrants from Serbia (2.0%, a difference of 0.31%), and Immigrants from Belarus (2.0%, a difference of 0.42%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Indonesia	99.7 /100 \| #44	Exceptional 2.0%
Ethiopians	99.7 /100 \| #45	Exceptional 2.0%
Immigrants \| Sweden	99.7 /100 \| #46	Exceptional 2.0%
Immigrants \| Bulgaria	99.7 /100 \| #47	Exceptional 2.0%
Israelis	99.6 /100 \| #48	Exceptional 2.0%
Latvians	99.5 /100 \| #49	Exceptional 2.0%
Afghans	99.5 /100 \| #50	Exceptional 2.0%
Tongans	99.5 /100 \| #51	Exceptional 2.0%
Immigrants \| Serbia	99.4 /100 \| #52	Exceptional 2.0%
Immigrants \| Belarus	99.3 /100 \| #53	Exceptional 2.0%
Macedonians	99.3 /100 \| #54	Exceptional 2.0%
Laotians	99.3 /100 \| #55	Exceptional 2.0%
Jordanians	99.2 /100 \| #56	Exceptional 2.0%
Somalis	99.2 /100 \| #57	Exceptional 2.0%
Immigrants \| Saudi Arabia	99.2 /100 \| #58	Exceptional 2.0%