Scotch-Irish vs Immigrants from South Africa Cognitive Disability

The statistical analysis conducted on geographies consisting of 548,652,939 people shows a moderate positive correlation between the proportion of Scotch-Irish and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.427 and weighted average of 17.1%. 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 2.1%.

Cognitive Disability Correlation Summary

Measurement	Scotch-Irish	Immigrants from South Africa
Minimum	0.99%	2.5%
Maximum	53.9%	23.0%
Range	52.9%	20.5%
Mean	17.2%	12.7%
Median	16.0%	12.6%
Interquartile 25% (IQ1)	13.2%	10.8%
Interquartile 75% (IQ3)	18.6%	14.9%
Interquartile Range (IQR)	5.4%	4.1%
Standard Deviation (Sample)	9.4%	4.1%
Standard Deviation (Population)	9.3%	4.0%

Similar Demographics by Cognitive Disability

Demographics Similar to Scotch-Irish by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Scotch-Irish are French Canadian (17.1%, a difference of 0.010%), Cypriot (17.1%, a difference of 0.010%), Basque (17.1%, a difference of 0.030%), Costa Rican (17.0%, a difference of 0.13%), and Syrian (17.1%, a difference of 0.16%).

Demographics	Rating \| Rank	Cognitive Disability
Chileans	89.9 /100 \| #140	Excellent 17.0%
Aleuts	89.9 /100 \| #141	Excellent 17.0%
Carpatho Rusyns	89.6 /100 \| #142	Excellent 17.0%
British	89.3 /100 \| #143	Excellent 17.0%
Immigrants \| Brazil	89.3 /100 \| #144	Excellent 17.0%
Immigrants \| South Eastern Asia	88.7 /100 \| #145	Excellent 17.0%
Costa Ricans	88.0 /100 \| #146	Excellent 17.0%
Scotch-Irish	85.9 /100 \| #147	Excellent 17.1%
French Canadians	85.7 /100 \| #148	Excellent 17.1%
Cypriots	85.7 /100 \| #149	Excellent 17.1%
Basques	85.5 /100 \| #150	Excellent 17.1%
Syrians	83.0 /100 \| #151	Excellent 17.1%
Immigrants \| Indonesia	82.7 /100 \| #152	Excellent 17.1%
Immigrants \| Kazakhstan	80.5 /100 \| #153	Excellent 17.1%
Immigrants \| Malaysia	79.3 /100 \| #154	Good 17.1%

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%