Portuguese vs Immigrants from South Africa Cognitive Disability

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%. Similarly, 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%, a difference of 1.3%.

Cognitive Disability Correlation Summary

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

Similar Demographics by Cognitive Disability

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%

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%