Immigrants from Western Africa vs Costa Rican Median Earnings

The statistical analysis conducted on geographies consisting of 357,863,895 people shows a substantial negative correlation between the proportion of Immigrants from Western Africa and median earnings in the United States with a correlation coefficient (R) of -0.558 and weighted average of $44,893. Similarly, the statistical analysis conducted on geographies consisting of 253,579,984 people shows a mild negative correlation between the proportion of Costa Ricans and median earnings in the United States with a correlation coefficient (R) of -0.399 and weighted average of $46,645, a difference of 3.9%.

Median Earnings Correlation Summary

Measurement	Immigrants from Western Africa	Costa Rican
Minimum	$28,358	$19,205
Maximum	$54,719	$67,102
Range	$26,361	$47,897
Mean	$42,092	$44,542
Median	$42,904	$45,923
Interquartile 25% (IQ1)	$38,801	$39,792
Interquartile 75% (IQ3)	$45,834	$49,211
Interquartile Range (IQR)	$7,033	$9,420
Standard Deviation (Sample)	$5,206	$9,601
Standard Deviation (Population)	$5,170	$9,515

Similar Demographics by Median Earnings

Demographics Similar to Immigrants from Western Africa by Median Earnings

In terms of median earnings, the demographic groups most similar to Immigrants from Western Africa are Scotch-Irish ($44,924, a difference of 0.070%), Japanese ($44,825, a difference of 0.15%), Immigrants from Iraq ($44,988, a difference of 0.21%), Delaware ($44,783, a difference of 0.24%), and Immigrants from Sudan ($44,767, a difference of 0.28%).

Demographics	Rating \| Rank	Median Earnings
Whites/Caucasians	15.0 /100 \| #223	Poor $45,197
West Indians	13.9 /100 \| #224	Poor $45,132
Immigrants \| Cambodia	13.2 /100 \| #225	Poor $45,090
Immigrants \| Nigeria	12.2 /100 \| #226	Poor $45,030
Native Hawaiians	12.2 /100 \| #227	Poor $45,027
Immigrants \| Iraq	11.6 /100 \| #228	Poor $44,988
Scotch-Irish	10.7 /100 \| #229	Poor $44,924
Immigrants \| Western Africa	10.3 /100 \| #230	Poor $44,893
Japanese	9.5 /100 \| #231	Tragic $44,825
Delaware	9.0 /100 \| #232	Tragic $44,783
Immigrants \| Sudan	8.8 /100 \| #233	Tragic $44,767
Cape Verdeans	7.5 /100 \| #234	Tragic $44,640
Venezuelans	6.9 /100 \| #235	Tragic $44,580
British West Indians	6.7 /100 \| #236	Tragic $44,552
Immigrants \| Ecuador	5.9 /100 \| #237	Tragic $44,462

Demographics Similar to Costa Ricans by Median Earnings

In terms of median earnings, the demographic groups most similar to Costa Ricans are Czechoslovakian ($46,658, a difference of 0.030%), Immigrants from Africa ($46,564, a difference of 0.17%), Immigrants from South America ($46,548, a difference of 0.21%), South American ($46,804, a difference of 0.34%), and Immigrants ($46,478, a difference of 0.36%).

Demographics	Rating \| Rank	Median Earnings
Alsatians	69.6 /100 \| #160	Good $47,023
Immigrants \| Eastern Africa	68.0 /100 \| #161	Good $46,969
South American Indians	67.4 /100 \| #162	Good $46,952
Icelanders	66.3 /100 \| #163	Good $46,916
Norwegians	64.7 /100 \| #164	Good $46,865
South Americans	62.7 /100 \| #165	Good $46,804
Czechoslovakians	57.8 /100 \| #166	Average $46,658
Costa Ricans	57.4 /100 \| #167	Average $46,645
Immigrants \| Africa	54.6 /100 \| #168	Average $46,564
Immigrants \| South America	54.0 /100 \| #169	Average $46,548
Immigrants \| Immigrants	51.6 /100 \| #170	Average $46,478
Scottish	51.1 /100 \| #171	Average $46,463
Kenyans	51.0 /100 \| #172	Average $46,462
Ghanaians	50.3 /100 \| #173	Average $46,440
Scandinavians	50.0 /100 \| #174	Average $46,433