Northern European vs Immigrants from Portugal Cognitive Disability

The statistical analysis conducted on geographies consisting of 406,047,149 people shows a moderate positive correlation between the proportion of Northern Europeans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.412 and weighted average of 16.8%. Similarly, the statistical analysis conducted on geographies consisting of 174,785,813 people shows a weak positive correlation between the proportion of Immigrants from Portugal and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.283 and weighted average of 17.2%, a difference of 2.4%.

Cognitive Disability Correlation Summary

Measurement	Northern European	Immigrants from Portugal
Minimum	2.8%	3.0%
Maximum	55.9%	31.5%
Range	53.1%	28.5%
Mean	16.2%	17.0%
Median	14.7%	16.4%
Interquartile 25% (IQ1)	11.8%	15.0%
Interquartile 75% (IQ3)	16.7%	19.2%
Interquartile Range (IQR)	4.9%	4.3%
Standard Deviation (Sample)	10.6%	4.0%
Standard Deviation (Population)	10.4%	4.0%

Similar Demographics by Cognitive Disability

Demographics Similar to Northern Europeans by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Northern Europeans are Immigrants from Nicaragua (16.8%, a difference of 0.020%), Immigrants from Eastern Asia (16.8%, a difference of 0.040%), Paraguayan (16.8%, a difference of 0.050%), Palestinian (16.8%, a difference of 0.050%), and Irish (16.8%, a difference of 0.090%).

Demographics	Rating \| Rank	Cognitive Disability
Jordanians	98.2 /100 \| #99	Exceptional 16.8%
Immigrants \| Russia	98.2 /100 \| #100	Exceptional 16.8%
Immigrants \| Asia	98.1 /100 \| #101	Exceptional 16.8%
Irish	98.1 /100 \| #102	Exceptional 16.8%
Paraguayans	98.0 /100 \| #103	Exceptional 16.8%
Palestinians	98.0 /100 \| #104	Exceptional 16.8%
Immigrants \| Eastern Asia	97.9 /100 \| #105	Exceptional 16.8%
Northern Europeans	97.8 /100 \| #106	Exceptional 16.8%
Immigrants \| Nicaragua	97.8 /100 \| #107	Exceptional 16.8%
Canadians	97.5 /100 \| #108	Exceptional 16.8%
Albanians	97.3 /100 \| #109	Exceptional 16.8%
Arapaho	97.3 /100 \| #110	Exceptional 16.8%
Uruguayans	97.2 /100 \| #111	Exceptional 16.8%
Indians (Asian)	97.2 /100 \| #112	Exceptional 16.8%
Immigrants \| Sri Lanka	97.1 /100 \| #113	Exceptional 16.8%

Demographics Similar to Immigrants from Portugal by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Portugal are Immigrants (17.2%, a difference of 0.020%), Immigrants from Syria (17.2%, a difference of 0.050%), Ecuadorian (17.2%, a difference of 0.070%), Tlingit-Haida (17.2%, a difference of 0.070%), and Immigrants from Ecuador (17.2%, a difference of 0.080%).

Demographics	Rating \| Rank	Cognitive Disability
Yugoslavians	71.6 /100 \| #162	Good 17.2%
Immigrants \| Switzerland	71.5 /100 \| #163	Good 17.2%
Armenians	70.1 /100 \| #164	Good 17.2%
Immigrants \| Albania	64.9 /100 \| #165	Good 17.2%
Immigrants \| Ecuador	64.4 /100 \| #166	Good 17.2%
Immigrants \| Syria	63.5 /100 \| #167	Good 17.2%
Immigrants \| Immigrants	62.5 /100 \| #168	Good 17.2%
Immigrants \| Portugal	61.8 /100 \| #169	Good 17.2%
Ecuadorians	59.6 /100 \| #170	Average 17.2%
Tlingit-Haida	59.4 /100 \| #171	Average 17.2%
Immigrants \| Turkey	56.7 /100 \| #172	Average 17.2%
Immigrants \| Northern Africa	50.2 /100 \| #173	Average 17.3%
Laotians	50.0 /100 \| #174	Average 17.3%
Tsimshian	49.8 /100 \| #175	Average 17.3%
Shoshone	49.2 /100 \| #176	Average 17.3%