Icelander vs Immigrants from Iran Cognitive Disability

The statistical analysis conducted on geographies consisting of 159,644,345 people shows a poor negative correlation between the proportion of Icelanders and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.191 and weighted average of 17.6%. Similarly, the statistical analysis conducted on geographies consisting of 279,837,445 people shows a substantial positive correlation between the proportion of Immigrants from Iran and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.529 and weighted average of 16.5%, a difference of 6.5%.

Cognitive Disability Correlation Summary

Measurement	Icelander	Immigrants from Iran
Minimum	0.44%	3.9%
Maximum	26.7%	52.5%
Range	26.3%	48.6%
Mean	13.3%	15.5%
Median	12.8%	14.9%
Interquartile 25% (IQ1)	11.0%	12.3%
Interquartile 75% (IQ3)	16.8%	17.5%
Interquartile Range (IQR)	5.7%	5.3%
Standard Deviation (Sample)	5.1%	5.7%
Standard Deviation (Population)	5.0%	5.7%

Similar Demographics by Cognitive Disability

Demographics Similar to Icelanders by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Icelanders are Immigrants from Sierra Leone (17.6%, a difference of 0.010%), Salvadoran (17.6%, a difference of 0.030%), Zimbabwean (17.6%, a difference of 0.040%), Okinawan (17.6%, a difference of 0.050%), and Moroccan (17.6%, a difference of 0.050%).

Demographics	Rating \| Rank	Cognitive Disability
Taiwanese	7.7 /100 \| #211	Tragic 17.6%
Immigrants \| Oceania	7.3 /100 \| #212	Tragic 17.6%
Hawaiians	7.2 /100 \| #213	Tragic 17.6%
Immigrants \| El Salvador	7.0 /100 \| #214	Tragic 17.6%
Alaskan Athabascans	6.9 /100 \| #215	Tragic 17.6%
Okinawans	6.8 /100 \| #216	Tragic 17.6%
Salvadorans	6.7 /100 \| #217	Tragic 17.6%
Icelanders	6.4 /100 \| #218	Tragic 17.6%
Immigrants \| Sierra Leone	6.3 /100 \| #219	Tragic 17.6%
Zimbabweans	6.1 /100 \| #220	Tragic 17.6%
Moroccans	5.9 /100 \| #221	Tragic 17.6%
Central Americans	4.5 /100 \| #222	Tragic 17.7%
Alsatians	4.5 /100 \| #223	Tragic 17.7%
Fijians	3.4 /100 \| #224	Tragic 17.7%
Vietnamese	3.4 /100 \| #225	Tragic 17.7%

Demographics Similar to Immigrants from Iran by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Iran are Swedish (16.5%, a difference of 0.040%), Immigrants from Venezuela (16.5%, a difference of 0.090%), Soviet Union (16.5%, a difference of 0.10%), Immigrants from Korea (16.5%, a difference of 0.14%), and Austrian (16.6%, a difference of 0.18%).

Demographics	Rating \| Rank	Cognitive Disability
Immigrants \| Italy	99.8 /100 \| #47	Exceptional 16.5%
Immigrants \| North America	99.8 /100 \| #48	Exceptional 16.5%
Iranians	99.8 /100 \| #49	Exceptional 16.5%
Norwegians	99.8 /100 \| #50	Exceptional 16.5%
Immigrants \| Korea	99.8 /100 \| #51	Exceptional 16.5%
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%