Welsh vs Immigrants from Costa Rica Median Earnings

The statistical analysis conducted on geographies consisting of 528,402,039 people shows a poor negative correlation between the proportion of Welsh and median earnings in the United States with a correlation coefficient (R) of -0.185 and weighted average of $45,710. Similarly, the statistical analysis conducted on geographies consisting of 204,262,782 people shows a weak negative correlation between the proportion of Immigrants from Costa Rica and median earnings in the United States with a correlation coefficient (R) of -0.229 and weighted average of $45,928, a difference of 0.48%.

In terms of median earnings, the demographic groups most similar to Welsh are Immigrants from Trinidad and Tobago ($45,729, a difference of 0.040%), Celtic ($45,732, a difference of 0.050%), Immigrants from Uruguay ($45,682, a difference of 0.060%), Tongan ($45,665, a difference of 0.10%), and Immigrants from Ghana ($45,641, a difference of 0.15%). Similarly, the demographic groups most similar to Immigrants from Costa Rica are Guamanian/Chamorro ($45,933, a difference of 0.010%), German ($45,935, a difference of 0.020%), Finnish ($45,940, a difference of 0.030%), Immigrants from St. Vincent and the Grenadines ($45,908, a difference of 0.040%), and Yugoslavian ($45,846, a difference of 0.18%).