Immigrants from Portugal vs Tongan Cognitive Disability

The statistical analysis conducted on geographies consisting of 174,785,813 people shows a weak positive correlation between the proportion of Immigrants from Portugal and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.283 and weighted average of 17.2%. 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 3.1%.

Cognitive Disability Correlation Summary

Measurement	Immigrants from Portugal	Tongan
Minimum	3.0%	4.8%
Maximum	31.5%	30.0%
Range	28.5%	25.2%
Mean	17.0%	17.0%
Median	16.4%	16.6%
Interquartile 25% (IQ1)	15.0%	14.9%
Interquartile 75% (IQ3)	19.2%	18.3%
Interquartile Range (IQR)	4.3%	3.4%
Standard Deviation (Sample)	4.0%	4.0%
Standard Deviation (Population)	4.0%	3.9%

Similar Demographics by Cognitive Disability

Demographics Similar to Immigrants from Portugal by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Portugal are Immigrants (17.2%, a difference of 0.020%), Immigrants from Syria (17.2%, a difference of 0.050%), Ecuadorian (17.2%, a difference of 0.070%), Tlingit-Haida (17.2%, a difference of 0.070%), and Immigrants from Ecuador (17.2%, a difference of 0.080%).

Demographics	Rating \| Rank	Cognitive Disability
Yugoslavians	71.6 /100 \| #162	Good 17.2%
Immigrants \| Switzerland	71.5 /100 \| #163	Good 17.2%
Armenians	70.1 /100 \| #164	Good 17.2%
Immigrants \| Albania	64.9 /100 \| #165	Good 17.2%
Immigrants \| Ecuador	64.4 /100 \| #166	Good 17.2%
Immigrants \| Syria	63.5 /100 \| #167	Good 17.2%
Immigrants \| Immigrants	62.5 /100 \| #168	Good 17.2%
Immigrants \| Portugal	61.8 /100 \| #169	Good 17.2%
Ecuadorians	59.6 /100 \| #170	Average 17.2%
Tlingit-Haida	59.4 /100 \| #171	Average 17.2%
Immigrants \| Turkey	56.7 /100 \| #172	Average 17.2%
Immigrants \| Northern Africa	50.2 /100 \| #173	Average 17.3%
Laotians	50.0 /100 \| #174	Average 17.3%
Tsimshian	49.8 /100 \| #175	Average 17.3%
Shoshone	49.2 /100 \| #176	Average 17.3%

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%