Nonimmigrants vs Trinidadian and Tobagonian Vision Disability

The statistical analysis conducted on geographies consisting of 581,859,538 people shows a weak negative correlation between the proportion of Nonimmigrants and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.202 and weighted average of 2.5%. Similarly, 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%, a difference of 10.3%.

Vision Disability Correlation Summary

Measurement	Nonimmigrants	Trinidadian and Tobagonian
Minimum	0.37%	0.49%
Maximum	12.9%	4.1%
Range	12.5%	3.6%
Mean	2.4%	2.1%
Median	2.2%	2.2%
Interquartile 25% (IQ1)	2.0%	1.5%
Interquartile 75% (IQ3)	2.4%	2.4%
Interquartile Range (IQR)	0.38%	0.92%
Standard Deviation (Sample)	1.4%	0.75%
Standard Deviation (Population)	1.4%	0.74%

Similar Demographics by Vision Disability

Demographics Similar to Nonimmigrants by Vision Disability

In terms of vision disability, the demographic groups most similar to Nonimmigrants are Immigrants from Cuba (2.5%, a difference of 0.14%), French American Indian (2.5%, a difference of 0.41%), Honduran (2.5%, a difference of 0.43%), Immigrants from Honduras (2.5%, a difference of 0.53%), and Sioux (2.5%, a difference of 0.57%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Caribbean	0.0 /100 \| #282	Tragic 2.5%
Puget Sound Salish	0.0 /100 \| #283	Tragic 2.5%
Yakama	0.0 /100 \| #284	Tragic 2.5%
Immigrants \| Central America	0.0 /100 \| #285	Tragic 2.5%
Sioux	0.0 /100 \| #286	Tragic 2.5%
Hondurans	0.0 /100 \| #287	Tragic 2.5%
French American Indians	0.0 /100 \| #288	Tragic 2.5%
Immigrants \| Nonimmigrants	0.0 /100 \| #289	Tragic 2.5%
Immigrants \| Cuba	0.0 /100 \| #290	Tragic 2.5%
Immigrants \| Honduras	0.0 /100 \| #291	Tragic 2.5%
Crow	0.0 /100 \| #292	Tragic 2.5%
Yaqui	0.0 /100 \| #293	Tragic 2.5%
Ottawa	0.0 /100 \| #294	Tragic 2.5%
Delaware	0.0 /100 \| #295	Tragic 2.5%
Immigrants \| Mexico	0.0 /100 \| #296	Tragic 2.5%

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%