Immigrants from Nigeria vs Tongan Cognitive Disability

The statistical analysis conducted on geographies consisting of 283,477,063 people shows a weak negative correlation between the proportion of Immigrants from Nigeria and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.206 and weighted average of 18.0%. Similarly, the statistical analysis conducted on geographies consisting of 102,895,026 people shows a weak positive correlation between the proportion of Tongans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.223 and weighted average of 17.8%, a difference of 1.7%.

Cognitive Disability Correlation Summary

Measurement	Immigrants from Nigeria	Tongan
Minimum	1.5%	4.8%
Maximum	23.0%	30.0%
Range	21.5%	25.2%
Mean	16.4%	17.0%
Median	17.3%	16.6%
Interquartile 25% (IQ1)	15.6%	14.9%
Interquartile 75% (IQ3)	18.4%	18.3%
Interquartile Range (IQR)	2.7%	3.4%
Standard Deviation (Sample)	3.8%	4.0%
Standard Deviation (Population)	3.8%	3.9%

Similar Demographics by Cognitive Disability

Demographics Similar to Immigrants from Nigeria by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Nigeria are Immigrants from Nepal (18.0%, a difference of 0.010%), Immigrants from Laos (18.1%, a difference of 0.10%), Immigrants from Honduras (18.0%, a difference of 0.13%), Potawatomi (18.0%, a difference of 0.14%), and Yuman (18.1%, a difference of 0.15%).

Demographics	Rating \| Rank	Cognitive Disability
Nepalese	0.3 /100 \| #267	Tragic 18.0%
Cherokee	0.3 /100 \| #268	Tragic 18.0%
Hondurans	0.3 /100 \| #269	Tragic 18.0%
Immigrants \| Bahamas	0.3 /100 \| #270	Tragic 18.0%
Potawatomi	0.2 /100 \| #271	Tragic 18.0%
Immigrants \| Honduras	0.2 /100 \| #272	Tragic 18.0%
Immigrants \| Nepal	0.2 /100 \| #273	Tragic 18.0%
Immigrants \| Nigeria	0.2 /100 \| #274	Tragic 18.0%
Immigrants \| Laos	0.2 /100 \| #275	Tragic 18.1%
Yuman	0.2 /100 \| #276	Tragic 18.1%
Immigrants \| Kuwait	0.2 /100 \| #277	Tragic 18.1%
Immigrants \| Micronesia	0.2 /100 \| #278	Tragic 18.1%
Chippewa	0.1 /100 \| #279	Tragic 18.1%
West Indians	0.1 /100 \| #280	Tragic 18.1%
Yakama	0.1 /100 \| #281	Tragic 18.1%

Demographics Similar to Tongans by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Tongans are Guatemalan (17.8%, a difference of 0.0%), Panamanian (17.8%, a difference of 0.0%), Osage (17.8%, a difference of 0.020%), Spanish American Indian (17.8%, a difference of 0.020%), and Mongolian (17.7%, a difference of 0.030%).

Demographics	Rating \| Rank	Cognitive Disability
Vietnamese	3.4 /100 \| #225	Tragic 17.7%
Marshallese	2.7 /100 \| #226	Tragic 17.7%
Immigrants \| St. Vincent and the Grenadines	2.6 /100 \| #227	Tragic 17.7%
Immigrants \| Central America	2.3 /100 \| #228	Tragic 17.7%
Immigrants \| Guatemala	2.2 /100 \| #229	Tragic 17.7%
Mongolians	2.2 /100 \| #230	Tragic 17.7%
Guatemalans	2.1 /100 \| #231	Tragic 17.8%
Tongans	2.1 /100 \| #232	Tragic 17.8%
Panamanians	2.1 /100 \| #233	Tragic 17.8%
Osage	2.0 /100 \| #234	Tragic 17.8%
Spanish American Indians	2.0 /100 \| #235	Tragic 17.8%
Immigrants \| Iraq	1.8 /100 \| #236	Tragic 17.8%
Immigrants \| Mexico	1.8 /100 \| #237	Tragic 17.8%
Cheyenne	1.7 /100 \| #238	Tragic 17.8%
Cajuns	1.4 /100 \| #239	Tragic 17.8%