Trinidadian and Tobagonian vs Immigrants from North America Vision Disability

The statistical analysis conducted on geographies consisting of 219,745,653 people shows a mild negative correlation between the proportion of Trinidadians and Tobagonians and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.346 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 461,875,281 people shows a significant positive correlation between the proportion of Immigrants from North America and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.698 and weighted average of 2.2%, a difference of 3.4%.

Vision Disability Correlation Summary

Measurement	Trinidadian and Tobagonian	Immigrants from North America
Minimum	0.49%	0.10%
Maximum	4.1%	14.3%
Range	3.6%	14.2%
Mean	2.1%	4.7%
Median	2.2%	3.1%
Interquartile 25% (IQ1)	1.5%	2.2%
Interquartile 75% (IQ3)	2.4%	6.7%
Interquartile Range (IQR)	0.92%	4.5%
Standard Deviation (Sample)	0.75%	3.5%
Standard Deviation (Population)	0.74%	3.5%

Similar Demographics by Vision Disability

Demographics Similar to Trinidadians and Tobagonians by Vision Disability

In terms of vision disability, the demographic groups most similar to Trinidadians and Tobagonians are Immigrants from Ghana (2.2%, a difference of 0.13%), Bermudan (2.2%, a difference of 0.14%), Nigerian (2.3%, a difference of 0.21%), Indonesian (2.2%, a difference of 0.23%), and Immigrants from Trinidad and Tobago (2.3%, a difference of 0.50%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Nigeria	13.5 /100 \| #207	Poor 2.2%
Germans	13.4 /100 \| #208	Poor 2.2%
Immigrants \| Brazil	13.1 /100 \| #209	Poor 2.2%
Immigrants \| Uruguay	11.5 /100 \| #210	Poor 2.2%
Indonesians	9.5 /100 \| #211	Tragic 2.2%
Bermudans	9.0 /100 \| #212	Tragic 2.2%
Immigrants \| Ghana	8.9 /100 \| #213	Tragic 2.2%
Trinidadians and Tobagonians	8.2 /100 \| #214	Tragic 2.2%
Nigerians	7.2 /100 \| #215	Tragic 2.3%
Immigrants \| Trinidad and Tobago	6.1 /100 \| #216	Tragic 2.3%
Barbadians	5.1 /100 \| #217	Tragic 2.3%
Portuguese	4.9 /100 \| #218	Tragic 2.3%
Ecuadorians	4.6 /100 \| #219	Tragic 2.3%
Guamanians/Chamorros	3.9 /100 \| #220	Tragic 2.3%
French Canadians	3.9 /100 \| #221	Tragic 2.3%

Demographics Similar to Immigrants from North America by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from North America are Immigrants from Oceania (2.2%, a difference of 0.040%), Slavic (2.2%, a difference of 0.090%), Uruguayan (2.2%, a difference of 0.12%), Yugoslavian (2.2%, a difference of 0.13%), and Immigrants from Fiji (2.2%, a difference of 0.20%).

Demographics	Rating \| Rank	Vision Disability
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%
Uruguayans	42.7 /100 \| #180	Average 2.2%
Immigrants \| Western Europe	41.1 /100 \| #181	Average 2.2%
Costa Ricans	40.7 /100 \| #182	Average 2.2%
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%