Welsh vs Immigrants from Czechoslovakia Median Family Income

The statistical analysis conducted on geographies consisting of 527,824,493 people shows a weak negative correlation between the proportion of Welsh and median family income in the United States with a correlation coefficient (R) of -0.201 and weighted average of $102,151. Similarly, the statistical analysis conducted on geographies consisting of 195,434,997 people shows a mild negative correlation between the proportion of Immigrants from Czechoslovakia and median family income in the United States with a correlation coefficient (R) of -0.386 and weighted average of $116,165, a difference of 13.7%.

Median Family Income Correlation Summary

Measurement	Welsh	Immigrants from Czechoslovakia
Minimum	$28,750	$20,761
Maximum	$145,055	$210,139
Range	$116,305	$189,378
Mean	$88,686	$116,278
Median	$89,832	$117,481
Interquartile 25% (IQ1)	$80,992	$99,688
Interquartile 75% (IQ3)	$101,775	$133,750
Interquartile Range (IQR)	$20,783	$34,062
Standard Deviation (Sample)	$21,326	$34,098
Standard Deviation (Population)	$21,138	$33,822

Similar Demographics by Median Family Income

Demographics Similar to Welsh by Median Family Income

In terms of median family income, the demographic groups most similar to Welsh are German ($102,254, a difference of 0.10%), French ($102,368, a difference of 0.21%), Immigrants from Eastern Africa ($102,451, a difference of 0.29%), South American ($101,856, a difference of 0.29%), and Finnish ($102,676, a difference of 0.51%).

Demographics	Rating \| Rank	Median Family Income
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
French	46.1 /100 \| #176	Average $102,368
Germans	44.6 /100 \| #177	Average $102,254
Welsh	43.3 /100 \| #178	Average $102,151
South Americans	39.7 /100 \| #179	Fair $101,856
French Canadians	37.0 /100 \| #180	Fair $101,634
Spaniards	36.8 /100 \| #181	Fair $101,617
Tsimshian	35.9 /100 \| #182	Fair $101,543
Kenyans	34.5 /100 \| #183	Fair $101,417
Immigrants \| Costa Rica	33.7 /100 \| #184	Fair $101,354
Dutch	31.9 /100 \| #185	Fair $101,192

Demographics Similar to Immigrants from Czechoslovakia by Median Family Income

In terms of median family income, the demographic groups most similar to Immigrants from Czechoslovakia are Chinese ($116,188, a difference of 0.020%), Immigrants from South Africa ($116,286, a difference of 0.10%), Immigrants from Malaysia ($115,880, a difference of 0.25%), Maltese ($115,862, a difference of 0.26%), and Immigrants from Norway ($115,847, a difference of 0.27%).

Demographics	Rating \| Rank	Median Family Income
Bulgarians	100.0 /100 \| #43	Exceptional $117,818
Cambodians	100.0 /100 \| #44	Exceptional $117,780
Immigrants \| Greece	99.9 /100 \| #45	Exceptional $117,344
Immigrants \| Russia	99.9 /100 \| #46	Exceptional $116,942
Immigrants \| Austria	99.9 /100 \| #47	Exceptional $116,830
Immigrants \| South Africa	99.9 /100 \| #48	Exceptional $116,286
Chinese	99.9 /100 \| #49	Exceptional $116,188
Immigrants \| Czechoslovakia	99.9 /100 \| #50	Exceptional $116,165
Immigrants \| Malaysia	99.9 /100 \| #51	Exceptional $115,880
Maltese	99.9 /100 \| #52	Exceptional $115,862
Immigrants \| Norway	99.9 /100 \| #53	Exceptional $115,847
Immigrants \| Europe	99.9 /100 \| #54	Exceptional $115,523
Lithuanians	99.8 /100 \| #55	Exceptional $115,395
New Zealanders	99.8 /100 \| #56	Exceptional $115,230
Greeks	99.8 /100 \| #57	Exceptional $115,192