South African vs Immigrants from Bulgaria Cognitive Disability

The statistical analysis conducted on geographies consisting of 182,593,753 people shows a slight positive correlation between the proportion of South Africans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.053 and weighted average of 16.9%. Similarly, the statistical analysis conducted on geographies consisting of 172,549,844 people shows a moderate negative correlation between the proportion of Immigrants from Bulgaria and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.465 and weighted average of 16.7%, a difference of 1.4%.

Cognitive Disability Correlation Summary

Measurement	South African	Immigrants from Bulgaria
Minimum	2.5%	4.6%
Maximum	19.8%	21.3%
Range	17.3%	16.7%
Mean	12.8%	13.4%
Median	12.9%	13.5%
Interquartile 25% (IQ1)	11.2%	11.3%
Interquartile 75% (IQ3)	15.8%	15.9%
Interquartile Range (IQR)	4.7%	4.6%
Standard Deviation (Sample)	4.2%	3.9%
Standard Deviation (Population)	4.1%	3.8%

Similar Demographics by Cognitive Disability

Demographics Similar to South Africans by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to South Africans are Scottish (16.9%, a difference of 0.080%), Immigrants from China (16.9%, a difference of 0.10%), Immigrants from Western Europe (16.9%, a difference of 0.12%), Immigrants from Japan (16.9%, a difference of 0.13%), and Immigrants from Denmark (16.9%, a difference of 0.13%).

Demographics	Rating \| Rank	Cognitive Disability
Indians (Asian)	97.2 /100 \| #112	Exceptional 16.8%
Immigrants \| Sri Lanka	97.1 /100 \| #113	Exceptional 16.8%
Koreans	97.1 /100 \| #114	Exceptional 16.8%
Yup'ik	96.9 /100 \| #115	Exceptional 16.9%
Inupiat	96.5 /100 \| #116	Exceptional 16.9%
Immigrants \| Japan	96.2 /100 \| #117	Exceptional 16.9%
Immigrants \| Denmark	96.2 /100 \| #118	Exceptional 16.9%
South Africans	95.5 /100 \| #119	Exceptional 16.9%
Scottish	95.0 /100 \| #120	Exceptional 16.9%
Immigrants \| China	94.9 /100 \| #121	Exceptional 16.9%
Immigrants \| Western Europe	94.8 /100 \| #122	Exceptional 16.9%
Portuguese	94.7 /100 \| #123	Exceptional 16.9%
Turks	94.5 /100 \| #124	Exceptional 16.9%
Scandinavians	94.1 /100 \| #125	Exceptional 16.9%
Europeans	93.4 /100 \| #126	Exceptional 17.0%

Demographics Similar to Immigrants from Bulgaria by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Bulgaria are Immigrants from Hungary (16.7%, a difference of 0.010%), Peruvian (16.7%, a difference of 0.010%), Immigrants from Serbia (16.7%, a difference of 0.020%), Egyptian (16.7%, a difference of 0.030%), and Estonian (16.7%, a difference of 0.040%).

Demographics	Rating \| Rank	Cognitive Disability
Germans	99.3 /100 \| #72	Exceptional 16.7%
Burmese	99.3 /100 \| #73	Exceptional 16.7%
Slavs	99.3 /100 \| #74	Exceptional 16.7%
Estonians	99.3 /100 \| #75	Exceptional 16.7%
Immigrants \| Serbia	99.3 /100 \| #76	Exceptional 16.7%
Immigrants \| Hungary	99.3 /100 \| #77	Exceptional 16.7%
Peruvians	99.3 /100 \| #78	Exceptional 16.7%
Immigrants \| Bulgaria	99.3 /100 \| #79	Exceptional 16.7%
Egyptians	99.2 /100 \| #80	Exceptional 16.7%
Immigrants \| Netherlands	99.2 /100 \| #81	Exceptional 16.7%
Swiss	99.2 /100 \| #82	Exceptional 16.7%
Serbians	99.1 /100 \| #83	Exceptional 16.7%
Belgians	99.1 /100 \| #84	Exceptional 16.7%
Immigrants \| Moldova	99.1 /100 \| #85	Exceptional 16.7%
Immigrants \| South Africa	99.0 /100 \| #86	Exceptional 16.7%