Scotch-Irish vs Immigrants from Peru Median Family Income

The statistical analysis conducted on geographies consisting of 547,821,252 people shows a poor negative correlation between the proportion of Scotch-Irish and median family income in the United States with a correlation coefficient (R) of -0.179 and weighted average of $99,591. Similarly, the statistical analysis conducted on geographies consisting of 328,696,849 people shows a weak negative correlation between the proportion of Immigrants from Peru and median family income in the United States with a correlation coefficient (R) of -0.291 and weighted average of $103,534, a difference of 4.0%.

Median Family Income Correlation Summary

Measurement	Scotch-Irish	Immigrants from Peru
Minimum	$29,091	$43,482
Maximum	$160,619	$176,625
Range	$131,528	$133,143
Mean	$87,675	$95,423
Median	$87,122	$98,015
Interquartile 25% (IQ1)	$71,348	$76,903
Interquartile 75% (IQ3)	$100,856	$108,609
Interquartile Range (IQR)	$29,508	$31,706
Standard Deviation (Sample)	$26,299	$22,960
Standard Deviation (Population)	$26,105	$22,846

Similar Demographics by Median Family Income

Demographics Similar to Scotch-Irish by Median Family Income

In terms of median family income, the demographic groups most similar to Scotch-Irish are White/Caucasian ($99,800, a difference of 0.21%), Immigrants from Thailand ($99,840, a difference of 0.25%), Spanish ($99,977, a difference of 0.39%), Yugoslavian ($100,119, a difference of 0.53%), and Immigrants from Africa ($100,256, a difference of 0.67%).

Demographics	Rating \| Rank	Median Family Income
Samoans	23.3 /100 \| #196	Fair $100,344
Immigrants \| Cameroon	22.8 /100 \| #197	Fair $100,289
Immigrants \| Africa	22.5 /100 \| #198	Fair $100,256
Yugoslavians	21.3 /100 \| #199	Fair $100,119
Spanish	20.1 /100 \| #200	Fair $99,977
Immigrants \| Thailand	19.0 /100 \| #201	Poor $99,840
Whites/Caucasians	18.7 /100 \| #202	Poor $99,800
Scotch-Irish	17.1 /100 \| #203	Poor $99,591
Ghanaians	12.6 /100 \| #204	Poor $98,877
Hawaiians	12.5 /100 \| #205	Poor $98,869
Immigrants \| Iraq	12.1 /100 \| #206	Poor $98,786
Aleuts	11.6 /100 \| #207	Poor $98,702
Immigrants \| Uruguay	9.2 /100 \| #208	Tragic $98,205
Immigrants \| Colombia	8.7 /100 \| #209	Tragic $98,067
Puget Sound Salish	8.2 /100 \| #210	Tragic $97,958

Demographics Similar to Immigrants from Peru by Median Family Income

In terms of median family income, the demographic groups most similar to Immigrants from Peru are South American Indian ($103,624, a difference of 0.090%), English ($103,684, a difference of 0.15%), Slovak ($103,729, a difference of 0.19%), Czechoslovakian ($103,273, a difference of 0.25%), and Sierra Leonean ($103,859, a difference of 0.31%).

Demographics	Rating \| Rank	Median Family Income
Icelanders	69.4 /100 \| #161	Good $104,282
Immigrants \| Sierra Leone	66.2 /100 \| #162	Good $103,990
Costa Ricans	66.2 /100 \| #163	Good $103,989
Sierra Leoneans	64.7 /100 \| #164	Good $103,859
Slovaks	63.1 /100 \| #165	Good $103,729
English	62.6 /100 \| #166	Good $103,684
South American Indians	61.9 /100 \| #167	Good $103,624
Immigrants \| Peru	60.8 /100 \| #168	Good $103,534
Czechoslovakians	57.6 /100 \| #169	Average $103,273
Immigrants \| Uzbekistan	56.6 /100 \| #170	Average $103,197
Alsatians	54.3 /100 \| #171	Average $103,010
Immigrants \| Eritrea	51.9 /100 \| #172	Average $102,823
Belgians	51.4 /100 \| #173	Average $102,788
Finns	50.0 /100 \| #174	Average $102,676
Immigrants \| Eastern Africa	47.1 /100 \| #175	Average $102,451