Scotch-Irish vs Immigrants from Portugal Median Household Income

The statistical analysis conducted on geographies consisting of 548,026,119 people shows a poor negative correlation between the proportion of Scotch-Irish and median household income in the United States with a correlation coefficient (R) of -0.113 and weighted average of $80,972. Similarly, the statistical analysis conducted on geographies consisting of 174,758,543 people shows a mild negative correlation between the proportion of Immigrants from Portugal and median household income in the United States with a correlation coefficient (R) of -0.345 and weighted average of $84,740, a difference of 4.6%.

Median Household Income Correlation Summary

Measurement	Scotch-Irish	Immigrants from Portugal
Minimum	$13,333	$33,750
Maximum	$146,875	$118,667
Range	$133,542	$84,917
Mean	$69,187	$80,926
Median	$68,778	$85,116
Interquartile 25% (IQ1)	$57,401	$67,289
Interquartile 75% (IQ3)	$78,673	$96,142
Interquartile Range (IQR)	$21,272	$28,853
Standard Deviation (Sample)	$22,180	$21,750
Standard Deviation (Population)	$22,027	$21,592

Similar Demographics by Median Household Income

Demographics Similar to Scotch-Irish by Median Household Income

In terms of median household income, the demographic groups most similar to Scotch-Irish are Malaysian ($81,064, a difference of 0.11%), Immigrants from Panama ($80,873, a difference of 0.12%), Guyanese ($80,734, a difference of 0.29%), Immigrants from El Salvador ($81,213, a difference of 0.30%), and Immigrants from Bangladesh ($80,722, a difference of 0.31%).

Demographics	Rating \| Rank	Median Household Income
Whites/Caucasians	12.2 /100 \| #218	Poor $82,029
Nigerians	10.3 /100 \| #219	Poor $81,725
Immigrants \| Venezuela	9.0 /100 \| #220	Tragic $81,506
Immigrants \| Ghana	9.0 /100 \| #221	Tragic $81,489
Immigrants \| Nigeria	7.7 /100 \| #222	Tragic $81,236
Immigrants \| El Salvador	7.6 /100 \| #223	Tragic $81,213
Malaysians	7.0 /100 \| #224	Tragic $81,064
Scotch-Irish	6.6 /100 \| #225	Tragic $80,972
Immigrants \| Panama	6.2 /100 \| #226	Tragic $80,873
Guyanese	5.7 /100 \| #227	Tragic $80,734
Immigrants \| Bangladesh	5.7 /100 \| #228	Tragic $80,722
Delaware	5.0 /100 \| #229	Tragic $80,527
Bermudans	4.7 /100 \| #230	Tragic $80,406
Trinidadians and Tobagonians	4.7 /100 \| #231	Tragic $80,402
Immigrants \| Trinidad and Tobago	4.6 /100 \| #232	Tragic $80,373

Demographics Similar to Immigrants from Portugal by Median Household Income

In terms of median household income, the demographic groups most similar to Immigrants from Portugal are Hawaiian ($84,729, a difference of 0.010%), Uruguayan ($84,691, a difference of 0.060%), Spaniard ($84,644, a difference of 0.11%), English ($84,915, a difference of 0.21%), and Czechoslovakian ($84,965, a difference of 0.27%).

Demographics	Rating \| Rank	Median Household Income
Immigrants \| Cameroon	53.4 /100 \| #173	Average $85,314
Scottish	50.0 /100 \| #174	Average $85,101
Immigrants \| Costa Rica	49.2 /100 \| #175	Average $85,054
Alsatians	49.2 /100 \| #176	Average $85,053
Immigrants \| Eritrea	48.8 /100 \| #177	Average $85,025
Czechoslovakians	47.8 /100 \| #178	Average $84,965
English	47.0 /100 \| #179	Average $84,915
Immigrants \| Portugal	44.2 /100 \| #180	Average $84,740
Hawaiians	44.1 /100 \| #181	Average $84,729
Uruguayans	43.5 /100 \| #182	Average $84,691
Spaniards	42.7 /100 \| #183	Average $84,644
Immigrants \| Eastern Africa	37.4 /100 \| #184	Fair $84,299
Kenyans	34.2 /100 \| #185	Fair $84,085
Puget Sound Salish	33.2 /100 \| #186	Fair $84,011
Belgians	33.2 /100 \| #187	Fair $84,008