Ghanaian vs Immigrants from Peru Cognitive Disability

The statistical analysis conducted on geographies consisting of 190,691,747 people shows a poor negative correlation between the proportion of Ghanaians and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.190 and weighted average of 18.3%. 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 10.2%.

Cognitive Disability Correlation Summary

Measurement	Ghanaian	Immigrants from Peru
Minimum	6.5%	5.9%
Maximum	32.2%	28.9%
Range	25.7%	23.0%
Mean	16.7%	15.7%
Median	17.1%	15.8%
Interquartile 25% (IQ1)	15.0%	14.4%
Interquartile 75% (IQ3)	18.8%	16.8%
Interquartile Range (IQR)	3.8%	2.4%
Standard Deviation (Sample)	4.3%	3.1%
Standard Deviation (Population)	4.3%	3.1%

Similar Demographics by Cognitive Disability

Demographics Similar to Ghanaians by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Ghanaians are Creek (18.3%, a difference of 0.020%), Japanese (18.3%, a difference of 0.030%), Blackfeet (18.3%, a difference of 0.040%), Immigrants from Ghana (18.3%, a difference of 0.17%), and Immigrants from Burma/Myanmar (18.2%, a difference of 0.18%).

Demographics	Rating \| Rank	Cognitive Disability
Iroquois	0.1 /100 \| #292	Tragic 18.2%
Central American Indians	0.1 /100 \| #293	Tragic 18.2%
British West Indians	0.1 /100 \| #294	Tragic 18.2%
German Russians	0.0 /100 \| #295	Tragic 18.2%
Immigrants \| Burma/Myanmar	0.0 /100 \| #296	Tragic 18.2%
Blackfeet	0.0 /100 \| #297	Tragic 18.3%
Japanese	0.0 /100 \| #298	Tragic 18.3%
Ghanaians	0.0 /100 \| #299	Tragic 18.3%
Creek	0.0 /100 \| #300	Tragic 18.3%
Immigrants \| Ghana	0.0 /100 \| #301	Tragic 18.3%
Barbadians	0.0 /100 \| #302	Tragic 18.3%
Immigrants \| Kenya	0.0 /100 \| #303	Tragic 18.3%
Immigrants \| Eritrea	0.0 /100 \| #304	Tragic 18.3%
Colville	0.0 /100 \| #305	Tragic 18.3%
Seminole	0.0 /100 \| #306	Tragic 18.3%

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%