Iroquois vs Immigrants from Portugal Cognitive Disability

The statistical analysis conducted on geographies consisting of 207,276,810 people shows a significant positive correlation between the proportion of Iroquois and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.608 and weighted average of 18.2%. Similarly, 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%, a difference of 5.6%.

Cognitive Disability Correlation Summary

Measurement	Iroquois	Immigrants from Portugal
Minimum	8.7%	3.0%
Maximum	66.7%	31.5%
Range	58.0%	28.5%
Mean	20.3%	17.0%
Median	17.8%	16.4%
Interquartile 25% (IQ1)	15.7%	15.0%
Interquartile 75% (IQ3)	20.6%	19.2%
Interquartile Range (IQR)	4.8%	4.3%
Standard Deviation (Sample)	10.4%	4.0%
Standard Deviation (Population)	10.3%	4.0%

Similar Demographics by Cognitive Disability

Demographics Similar to Iroquois by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Iroquois are Central American Indian (18.2%, a difference of 0.010%), Ottawa (18.2%, a difference of 0.070%), British West Indian (18.2%, a difference of 0.080%), Immigrants from Africa (18.1%, a difference of 0.20%), and Native/Alaskan (18.1%, a difference of 0.23%).

Demographics	Rating \| Rank	Cognitive Disability
Bermudans	0.1 /100 \| #285	Tragic 18.1%
Kenyans	0.1 /100 \| #286	Tragic 18.1%
Dutch West Indians	0.1 /100 \| #287	Tragic 18.1%
Immigrants \| West Indies	0.1 /100 \| #288	Tragic 18.1%
Natives/Alaskans	0.1 /100 \| #289	Tragic 18.1%
Immigrants \| Africa	0.1 /100 \| #290	Tragic 18.1%
Ottawa	0.1 /100 \| #291	Tragic 18.2%
Iroquois	0.1 /100 \| #292	Tragic 18.2%
Central American Indians	0.1 /100 \| #293	Tragic 18.2%
British West Indians	0.1 /100 \| #294	Tragic 18.2%
German Russians	0.0 /100 \| #295	Tragic 18.2%
Immigrants \| Burma/Myanmar	0.0 /100 \| #296	Tragic 18.2%
Blackfeet	0.0 /100 \| #297	Tragic 18.3%
Japanese	0.0 /100 \| #298	Tragic 18.3%
Ghanaians	0.0 /100 \| #299	Tragic 18.3%

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%