Trinidadian and Tobagonian vs Immigrants from Bulgaria 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 172,526,022 people shows a perfect positive correlation between the proportion of Immigrants from Bulgaria and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.982 and weighted average of 2.0%, a difference of 14.0%.

Vision Disability Correlation Summary

Measurement	Trinidadian and Tobagonian	Immigrants from Bulgaria
Minimum	0.49%	0.56%
Maximum	4.1%	47.1%
Range	3.6%	46.5%
Mean	2.1%	4.1%
Median	2.2%	1.6%
Interquartile 25% (IQ1)	1.5%	1.5%
Interquartile 75% (IQ3)	2.4%	2.0%
Interquartile Range (IQR)	0.92%	0.48%
Standard Deviation (Sample)	0.75%	10.4%
Standard Deviation (Population)	0.74%	10.2%

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 Bulgaria by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Bulgaria are Immigrants from Sweden (2.0%, a difference of 0.020%), Ethiopian (2.0%, a difference of 0.060%), Immigrants from Indonesia (2.0%, a difference of 0.090%), Eastern European (2.0%, a difference of 0.11%), and Immigrants from Ethiopia (2.0%, a difference of 0.17%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Ireland	99.7 /100 \| #40	Exceptional 2.0%
Cypriots	99.7 /100 \| #41	Exceptional 2.0%
Immigrants \| Ethiopia	99.7 /100 \| #42	Exceptional 2.0%
Eastern Europeans	99.7 /100 \| #43	Exceptional 2.0%
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%