Irish vs Immigrants from Peru Cognitive Disability

The statistical analysis conducted on geographies consisting of 580,428,608 people shows a mild positive correlation between the proportion of Irish and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.328 and weighted average of 16.8%. Similarly, the statistical analysis conducted on geographies consisting of 328,830,474 people shows a poor negative correlation between the proportion of Immigrants from Peru and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.109 and weighted average of 16.6%, a difference of 1.3%.

Cognitive Disability Correlation Summary

Measurement	Irish	Immigrants from Peru
Minimum	2.2%	5.9%
Maximum	48.1%	28.9%
Range	45.9%	23.0%
Mean	17.7%	15.7%
Median	15.8%	15.8%
Interquartile 25% (IQ1)	14.1%	14.4%
Interquartile 75% (IQ3)	18.1%	16.8%
Interquartile Range (IQR)	4.0%	2.4%
Standard Deviation (Sample)	7.3%	3.1%
Standard Deviation (Population)	7.2%	3.1%

Similar Demographics by Cognitive Disability

Demographics Similar to Irish by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Irish are Immigrants from Russia (16.8%, a difference of 0.030%), Immigrants from Asia (16.8%, a difference of 0.030%), Paraguayan (16.8%, a difference of 0.050%), Palestinian (16.8%, a difference of 0.050%), and Jordanian (16.8%, a difference of 0.060%).

Demographics	Rating \| Rank	Cognitive Disability
English	98.6 /100 \| #95	Exceptional 16.8%
Finns	98.5 /100 \| #96	Exceptional 16.8%
Dutch	98.5 /100 \| #97	Exceptional 16.8%
Immigrants \| Lebanon	98.4 /100 \| #98	Exceptional 16.8%
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%

Demographics Similar to Immigrants from Peru by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Peru are Pennsylvania German (16.6%, a difference of 0.0%), Romanian (16.6%, a difference of 0.010%), Immigrants from England (16.6%, a difference of 0.070%), Austrian (16.6%, a difference of 0.080%), and Bhutanese (16.6%, a difference of 0.080%).

Demographics	Rating \| Rank	Cognitive Disability
Soviet Union	99.8 /100 \| #52	Exceptional 16.5%
Swedes	99.8 /100 \| #53	Exceptional 16.5%
Immigrants \| Iran	99.8 /100 \| #54	Exceptional 16.5%
Immigrants \| Venezuela	99.7 /100 \| #55	Exceptional 16.5%
Austrians	99.7 /100 \| #56	Exceptional 16.6%
Bhutanese	99.7 /100 \| #57	Exceptional 16.6%
Pennsylvania Germans	99.7 /100 \| #58	Exceptional 16.6%
Immigrants \| Peru	99.7 /100 \| #59	Exceptional 16.6%
Romanians	99.7 /100 \| #60	Exceptional 16.6%
Immigrants \| England	99.6 /100 \| #61	Exceptional 16.6%
Czechoslovakians	99.6 /100 \| #62	Exceptional 16.6%
Argentineans	99.6 /100 \| #63	Exceptional 16.6%
Venezuelans	99.6 /100 \| #64	Exceptional 16.6%
Colombians	99.6 /100 \| #65	Exceptional 16.6%
Immigrants \| Ukraine	99.5 /100 \| #66	Exceptional 16.6%