Immigrants from Portugal vs South American Indian Per Capita Income

The statistical analysis conducted on geographies consisting of 174,792,548 people shows a slight negative correlation between the proportion of Immigrants from Portugal and per capita income in the United States with a correlation coefficient (R) of -0.063 and weighted average of $42,412. Similarly, the statistical analysis conducted on geographies consisting of 164,572,672 people shows no correlation between the proportion of South American Indians and per capita income in the United States with a correlation coefficient (R) of -0.005 and weighted average of $44,206, a difference of 4.2%.

Per Capita Income Correlation Summary

Measurement	Immigrants from Portugal	South American Indian
Minimum	$13,756	$8,682
Maximum	$67,338	$81,082
Range	$53,582	$72,400
Mean	$40,766	$37,494
Median	$41,948	$38,904
Interquartile 25% (IQ1)	$34,644	$30,264
Interquartile 75% (IQ3)	$48,401	$43,746
Interquartile Range (IQR)	$13,757	$13,482
Standard Deviation (Sample)	$10,670	$12,540
Standard Deviation (Population)	$10,597	$12,390

Similar Demographics by Per Capita Income

Demographics Similar to Immigrants from Portugal by Per Capita Income

In terms of per capita income, the demographic groups most similar to Immigrants from Portugal are Barbadian ($42,406, a difference of 0.010%), Vietnamese ($42,368, a difference of 0.10%), Immigrants from Thailand ($42,289, a difference of 0.29%), Immigrants from Bosnia and Herzegovina ($42,278, a difference of 0.32%), and Scotch-Irish ($42,563, a difference of 0.36%).

Demographics	Rating \| Rank	Per Capita Income
Yugoslavians	27.4 /100 \| #191	Fair $42,792
Iraqis	26.7 /100 \| #192	Fair $42,760
Immigrants \| Sierra Leone	26.5 /100 \| #193	Fair $42,752
Immigrants \| Fiji	25.2 /100 \| #194	Fair $42,694
Immigrants \| Kenya	24.5 /100 \| #195	Fair $42,661
Dutch	23.4 /100 \| #196	Fair $42,605
Scotch-Irish	22.6 /100 \| #197	Fair $42,563
Immigrants \| Portugal	19.7 /100 \| #198	Poor $42,412
Barbadians	19.6 /100 \| #199	Poor $42,406
Vietnamese	19.0 /100 \| #200	Poor $42,368
Immigrants \| Thailand	17.6 /100 \| #201	Poor $42,289
Immigrants \| Bosnia and Herzegovina	17.5 /100 \| #202	Poor $42,278
Spanish	17.0 /100 \| #203	Poor $42,249
Aleuts	16.4 /100 \| #204	Poor $42,210
Whites/Caucasians	15.9 /100 \| #205	Poor $42,180

Demographics Similar to South American Indians by Per Capita Income

In terms of per capita income, the demographic groups most similar to South American Indians are Immigrants from Nepal ($44,187, a difference of 0.040%), Slovak ($44,229, a difference of 0.050%), South American ($44,114, a difference of 0.21%), Uruguayan ($44,318, a difference of 0.25%), and Danish ($44,095, a difference of 0.25%).

Demographics	Rating \| Rank	Per Capita Income
Immigrants \| Eritrea	72.1 /100 \| #150	Good $44,509
Norwegians	71.5 /100 \| #151	Good $44,480
Peruvians	71.5 /100 \| #152	Good $44,479
Scottish	70.6 /100 \| #153	Good $44,440
Portuguese	68.7 /100 \| #154	Good $44,362
Uruguayans	67.6 /100 \| #155	Good $44,318
Slovaks	65.4 /100 \| #156	Good $44,229
South American Indians	64.8 /100 \| #157	Good $44,206
Immigrants \| Nepal	64.3 /100 \| #158	Good $44,187
South Americans	62.4 /100 \| #159	Good $44,114
Danes	61.9 /100 \| #160	Good $44,095
Costa Ricans	61.8 /100 \| #161	Good $44,090
Swiss	61.4 /100 \| #162	Good $44,076
Immigrants \| South America	61.2 /100 \| #163	Good $44,068
Sri Lankans	59.8 /100 \| #164	Average $44,014