Sierra Leonean vs Immigrants from Iran Cognitive Disability

The statistical analysis conducted on geographies consisting of 83,361,112 people shows a slight positive correlation between the proportion of Sierra Leoneans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.051 and weighted average of 17.9%. 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 8.5%.

Cognitive Disability Correlation Summary

Measurement	Sierra Leonean	Immigrants from Iran
Minimum	10.8%	3.9%
Maximum	28.6%	52.5%
Range	17.8%	48.6%
Mean	17.0%	15.5%
Median	17.3%	14.9%
Interquartile 25% (IQ1)	15.2%	12.3%
Interquartile 75% (IQ3)	18.8%	17.5%
Interquartile Range (IQR)	3.7%	5.3%
Standard Deviation (Sample)	3.2%	5.7%
Standard Deviation (Population)	3.2%	5.7%

Similar Demographics by Cognitive Disability

Demographics Similar to Sierra Leoneans by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Sierra Leoneans are Guamanian/Chamorro (17.9%, a difference of 0.030%), Immigrants from Barbados (17.9%, a difference of 0.040%), Immigrants from Belize (17.9%, a difference of 0.080%), Ethiopian (17.9%, a difference of 0.090%), and Menominee (18.0%, a difference of 0.10%).

Demographics	Rating \| Rank	Cognitive Disability
Immigrants \| Azores	0.6 /100 \| #255	Tragic 17.9%
Bahamians	0.6 /100 \| #256	Tragic 17.9%
Mexican American Indians	0.6 /100 \| #257	Tragic 17.9%
Immigrants \| Armenia	0.6 /100 \| #258	Tragic 17.9%
Ethiopians	0.5 /100 \| #259	Tragic 17.9%
Immigrants \| Belize	0.5 /100 \| #260	Tragic 17.9%
Guamanians/Chamorros	0.5 /100 \| #261	Tragic 17.9%
Sierra Leoneans	0.4 /100 \| #262	Tragic 17.9%
Immigrants \| Barbados	0.4 /100 \| #263	Tragic 17.9%
Menominee	0.4 /100 \| #264	Tragic 18.0%
Spanish Americans	0.4 /100 \| #265	Tragic 18.0%
Belizeans	0.4 /100 \| #266	Tragic 18.0%
Nepalese	0.3 /100 \| #267	Tragic 18.0%
Cherokee	0.3 /100 \| #268	Tragic 18.0%
Hondurans	0.3 /100 \| #269	Tragic 18.0%

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%