Pennsylvania German vs Immigrants from Iraq Vision Disability

The statistical analysis conducted on geographies consisting of 233,923,332 people shows a moderate positive correlation between the proportion of Pennsylvania Germans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.479 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 194,736,421 people shows a poor positive correlation between the proportion of Immigrants from Iraq and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.145 and weighted average of 2.1%, a difference of 3.8%.

Vision Disability Correlation Summary

Measurement	Pennsylvania German	Immigrants from Iraq
Minimum	0.20%	1.1%
Maximum	15.9%	3.8%
Range	15.7%	2.7%
Mean	2.6%	2.1%
Median	1.9%	2.1%
Interquartile 25% (IQ1)	1.4%	1.8%
Interquartile 75% (IQ3)	2.6%	2.4%
Interquartile Range (IQR)	1.2%	0.58%
Standard Deviation (Sample)	2.8%	0.56%
Standard Deviation (Population)	2.7%	0.56%

Similar Demographics by Vision Disability

Demographics Similar to Pennsylvania Germans by Vision Disability

In terms of vision disability, the demographic groups most similar to Pennsylvania Germans are Immigrants from Nigeria (2.2%, a difference of 0.13%), Samoan (2.2%, a difference of 0.14%), German (2.2%, a difference of 0.14%), Immigrants from Guyana (2.2%, a difference of 0.17%), and Immigrants from Brazil (2.2%, a difference of 0.18%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| El Salvador	21.0 /100 \| #199	Fair 2.2%
Immigrants \| Thailand	20.1 /100 \| #200	Fair 2.2%
Slovaks	18.8 /100 \| #201	Poor 2.2%
Immigrants \| Zaire	18.0 /100 \| #202	Poor 2.2%
Dutch	17.1 /100 \| #203	Poor 2.2%
Immigrants \| Guyana	15.9 /100 \| #204	Poor 2.2%
Samoans	15.7 /100 \| #205	Poor 2.2%
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%

Demographics Similar to Immigrants from Iraq by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Iraq are Immigrants from Bangladesh (2.1%, a difference of 0.050%), Icelander (2.1%, a difference of 0.090%), Immigrants from England (2.1%, a difference of 0.14%), Immigrants from Africa (2.1%, a difference of 0.15%), and Hungarian (2.1%, a difference of 0.18%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Uzbekistan	69.9 /100 \| #158	Good 2.1%
South Africans	69.8 /100 \| #159	Good 2.1%
Austrians	69.0 /100 \| #160	Good 2.1%
Iraqis	67.7 /100 \| #161	Good 2.1%
Hungarians	67.4 /100 \| #162	Good 2.1%
Icelanders	66.1 /100 \| #163	Good 2.1%
Immigrants \| Bangladesh	65.5 /100 \| #164	Good 2.1%
Immigrants \| Iraq	64.8 /100 \| #165	Good 2.1%
Immigrants \| England	62.8 /100 \| #166	Good 2.1%
Immigrants \| Africa	62.6 /100 \| #167	Good 2.1%
Brazilians	62.2 /100 \| #168	Good 2.1%
South American Indians	57.4 /100 \| #169	Average 2.2%
Swiss	55.7 /100 \| #170	Average 2.2%
Lebanese	54.3 /100 \| #171	Average 2.2%
Northern Europeans	50.1 /100 \| #172	Average 2.2%