Immigrants from Costa Rica vs Icelander Cognitive Disability

The statistical analysis conducted on geographies consisting of 204,266,656 people shows a weak negative correlation between the proportion of Immigrants from Costa Rica and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.275 and weighted average of 17.0%. Similarly, the statistical analysis conducted on geographies consisting of 159,644,345 people shows a poor negative correlation between the proportion of Icelanders and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.191 and weighted average of 17.6%, a difference of 3.8%.

Cognitive Disability Correlation Summary

Measurement	Immigrants from Costa Rica	Icelander
Minimum	5.6%	0.44%
Maximum	26.9%	26.7%
Range	21.3%	26.3%
Mean	15.1%	13.3%
Median	15.7%	12.8%
Interquartile 25% (IQ1)	12.6%	11.0%
Interquartile 75% (IQ3)	17.0%	16.8%
Interquartile Range (IQR)	4.5%	5.7%
Standard Deviation (Sample)	4.2%	5.1%
Standard Deviation (Population)	4.1%	5.0%

Similar Demographics by Cognitive Disability

Demographics Similar to Immigrants from Costa Rica by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Costa Rica are Nicaraguan (17.0%, a difference of 0.010%), Immigrants from Uruguay (17.0%, a difference of 0.020%), European (17.0%, a difference of 0.040%), Immigrants from Vietnam (17.0%, a difference of 0.080%), and Immigrants from Germany (17.0%, a difference of 0.11%).

Demographics	Rating \| Rank	Cognitive Disability
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%
Immigrants \| Germany	92.1 /100 \| #131	Exceptional 17.0%
Whites/Caucasians	92.1 /100 \| #132	Exceptional 17.0%
Immigrants \| Jordan	91.9 /100 \| #133	Exceptional 17.0%
Immigrants \| Chile	91.7 /100 \| #134	Exceptional 17.0%

Demographics Similar to Icelanders by Cognitive Disability

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

Demographics	Rating \| Rank	Cognitive Disability
Taiwanese	7.7 /100 \| #211	Tragic 17.6%
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%