Trinidadian and Tobagonian vs Immigrants from Italy 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 323,994,035 people shows no correlation between the proportion of Immigrants from Italy and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.047 and weighted average of 2.1%, a difference of 8.6%.

Vision Disability Correlation Summary

Measurement	Trinidadian and Tobagonian	Immigrants from Italy
Minimum	0.49%	0.96%
Maximum	4.1%	5.0%
Range	3.6%	4.0%
Mean	2.1%	2.4%
Median	2.2%	2.1%
Interquartile 25% (IQ1)	1.5%	1.8%
Interquartile 75% (IQ3)	2.4%	3.2%
Interquartile Range (IQR)	0.92%	1.4%
Standard Deviation (Sample)	0.75%	1.2%
Standard Deviation (Population)	0.74%	1.2%

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 Italy by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Italy are Immigrants from Austria (2.1%, a difference of 0.010%), Carpatho Rusyn (2.1%, a difference of 0.010%), Swedish (2.1%, a difference of 0.060%), Danish (2.1%, a difference of 0.060%), and Korean (2.1%, a difference of 0.090%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Afghanistan	95.6 /100 \| #97	Exceptional 2.1%
Immigrants \| South Africa	95.4 /100 \| #98	Exceptional 2.1%
Estonians	95.3 /100 \| #99	Exceptional 2.1%
Greeks	95.1 /100 \| #100	Exceptional 2.1%
Albanians	94.9 /100 \| #101	Exceptional 2.1%
Sri Lankans	94.8 /100 \| #102	Exceptional 2.1%
Immigrants \| Austria	94.4 /100 \| #103	Exceptional 2.1%
Immigrants \| Italy	94.4 /100 \| #104	Exceptional 2.1%
Carpatho Rusyns	94.3 /100 \| #105	Exceptional 2.1%
Swedes	94.2 /100 \| #106	Exceptional 2.1%
Danes	94.2 /100 \| #107	Exceptional 2.1%
Koreans	94.1 /100 \| #108	Exceptional 2.1%
Chileans	94.0 /100 \| #109	Exceptional 2.1%
Immigrants \| Armenia	93.8 /100 \| #110	Exceptional 2.1%
Peruvians	93.5 /100 \| #111	Exceptional 2.1%