Immigrants from Ghana vs Afghan Vision Disability

The statistical analysis conducted on geographies consisting of 199,859,756 people shows no correlation between the proportion of Immigrants from Ghana and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.042 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 148,842,568 people shows a substantial positive correlation between the proportion of Afghans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.546 and weighted average of 2.0%, a difference of 13.1%.

Vision Disability Correlation Summary

Measurement	Immigrants from Ghana	Afghan
Minimum	0.47%	0.32%
Maximum	6.4%	7.0%
Range	6.0%	6.7%
Mean	2.3%	2.1%
Median	2.1%	1.9%
Interquartile 25% (IQ1)	1.7%	1.5%
Interquartile 75% (IQ3)	2.8%	2.3%
Interquartile Range (IQR)	1.1%	0.76%
Standard Deviation (Sample)	1.0%	1.0%
Standard Deviation (Population)	1.0%	1.0%

Similar Demographics by Vision Disability

Demographics Similar to Immigrants from Ghana by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Ghana are Bermudan (2.2%, a difference of 0.010%), Indonesian (2.2%, a difference of 0.10%), Trinidadian and Tobagonian (2.2%, a difference of 0.13%), Nigerian (2.3%, a difference of 0.34%), and Immigrants from Uruguay (2.2%, a difference of 0.44%).

Demographics	Rating \| Rank	Vision Disability
Pennsylvania Germans	14.5 /100 \| #206	Poor 2.2%
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%

Demographics Similar to Afghans by Vision Disability

In terms of vision disability, the demographic groups most similar to Afghans are Latvian (2.0%, a difference of 0.060%), Tongan (2.0%, a difference of 0.090%), Israeli (2.0%, a difference of 0.13%), Immigrants from Serbia (2.0%, a difference of 0.40%), and Immigrants from Belarus (2.0%, a difference of 0.51%).

Demographics	Rating \| Rank	Vision Disability
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%
Laotians	99.3 /100 \| #55	Exceptional 2.0%
Jordanians	99.2 /100 \| #56	Exceptional 2.0%
Somalis	99.2 /100 \| #57	Exceptional 2.0%