Scotch-Irish vs Immigrants from Sierra Leone 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 101,650,758 people shows a poor negative correlation between the proportion of Immigrants from Sierra Leone and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.124 and weighted average of 17.6%, a difference of 3.2%.

Cognitive Disability Correlation Summary

Measurement	Scotch-Irish	Immigrants from Sierra Leone
Minimum	0.99%	7.7%
Maximum	53.9%	29.3%
Range	52.9%	21.6%
Mean	17.2%	16.7%
Median	16.0%	16.4%
Interquartile 25% (IQ1)	13.2%	15.2%
Interquartile 75% (IQ3)	18.6%	18.3%
Interquartile Range (IQR)	5.4%	3.1%
Standard Deviation (Sample)	9.4%	3.6%
Standard Deviation (Population)	9.3%	3.6%

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 Sierra Leone by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Sierra Leone are Icelander (17.6%, a difference of 0.010%), Zimbabwean (17.6%, a difference of 0.030%), Salvadoran (17.6%, a difference of 0.040%), Moroccan (17.6%, a difference of 0.050%), and Okinawan (17.6%, a difference of 0.060%).

Demographics	Rating \| Rank	Cognitive Disability
Immigrants \| Oceania	7.3 /100 \| #212	Tragic 17.6%
Hawaiians	7.2 /100 \| #213	Tragic 17.6%
Immigrants \| El Salvador	7.0 /100 \| #214	Tragic 17.6%
Alaskan Athabascans	6.9 /100 \| #215	Tragic 17.6%
Okinawans	6.8 /100 \| #216	Tragic 17.6%
Salvadorans	6.7 /100 \| #217	Tragic 17.6%
Icelanders	6.4 /100 \| #218	Tragic 17.6%
Immigrants \| Sierra Leone	6.3 /100 \| #219	Tragic 17.6%
Zimbabweans	6.1 /100 \| #220	Tragic 17.6%
Moroccans	5.9 /100 \| #221	Tragic 17.6%
Central Americans	4.5 /100 \| #222	Tragic 17.7%
Alsatians	4.5 /100 \| #223	Tragic 17.7%
Fijians	3.4 /100 \| #224	Tragic 17.7%
Vietnamese	3.4 /100 \| #225	Tragic 17.7%
Marshallese	2.7 /100 \| #226	Tragic 17.7%