Immigrants from South Africa vs Portuguese Cognitive Disability

The statistical analysis conducted on geographies consisting of 233,312,895 people shows a slight positive correlation between the proportion of Immigrants from South Africa and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.091 and weighted average of 16.7%. Similarly, the statistical analysis conducted on geographies consisting of 450,269,576 people shows a slight negative correlation between the proportion of Portuguese and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.084 and weighted average of 16.9%, a difference of 1.3%.

Cognitive Disability Correlation Summary

Measurement	Immigrants from South Africa	Portuguese
Minimum	2.5%	0.38%
Maximum	23.0%	29.1%
Range	20.5%	28.7%
Mean	12.7%	16.2%
Median	12.6%	16.0%
Interquartile 25% (IQ1)	10.8%	14.8%
Interquartile 75% (IQ3)	14.9%	17.9%
Interquartile Range (IQR)	4.1%	3.1%
Standard Deviation (Sample)	4.1%	4.4%
Standard Deviation (Population)	4.0%	4.4%

Similar Demographics by Cognitive Disability

Demographics Similar to Immigrants from South Africa by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from South Africa are Native Hawaiian (16.7%, a difference of 0.010%), Immigrants from Moldova (16.7%, a difference of 0.030%), Belgian (16.7%, a difference of 0.050%), Serbian (16.7%, a difference of 0.070%), and Immigrants from Philippines (16.7%, a difference of 0.070%).

Demographics	Rating \| Rank	Cognitive Disability
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%
Native Hawaiians	99.0 /100 \| #87	Exceptional 16.7%
Immigrants \| Philippines	99.0 /100 \| #88	Exceptional 16.7%
Immigrants \| Egypt	98.8 /100 \| #89	Exceptional 16.7%
South Americans	98.8 /100 \| #90	Exceptional 16.7%
Danes	98.8 /100 \| #91	Exceptional 16.7%
Immigrants \| South America	98.8 /100 \| #92	Exceptional 16.7%
Immigrants \| Southern Europe	98.7 /100 \| #93	Exceptional 16.7%

Demographics Similar to Portuguese by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Portuguese are Immigrants from Western Europe (16.9%, a difference of 0.010%), Turkish (16.9%, a difference of 0.020%), Immigrants from China (16.9%, a difference of 0.030%), Scottish (16.9%, a difference of 0.040%), and Scandinavian (16.9%, a difference of 0.080%).

Demographics	Rating \| Rank	Cognitive Disability
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%
Immigrants \| Costa Rica	93.1 /100 \| #127	Exceptional 17.0%
Nicaraguans	93.0 /100 \| #128	Exceptional 17.0%
Immigrants \| Uruguay	92.9 /100 \| #129	Exceptional 17.0%
Immigrants \| Vietnam	92.4 /100 \| #130	Exceptional 17.0%