Korean vs Immigrants from Bulgaria 4th Grade

The statistical analysis conducted on geographies consisting of 510,939,806 people shows a mild positive correlation between the proportion of Koreans and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.376 and weighted average of 97.1%. Similarly, the statistical analysis conducted on geographies consisting of 172,552,181 people shows a near-perfect negative correlation between the proportion of Immigrants from Bulgaria and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of -0.948 and weighted average of 97.7%, a difference of 0.64%.

4th Grade Correlation Summary

Measurement	Korean	Immigrants from Bulgaria
Minimum	93.5%	52.9%
Maximum	100.0%	100.0%
Range	6.5%	47.1%
Mean	97.7%	96.0%
Median	97.8%	98.2%
Interquartile 25% (IQ1)	96.8%	97.7%
Interquartile 75% (IQ3)	98.9%	99.4%
Interquartile Range (IQR)	2.1%	1.7%
Standard Deviation (Sample)	1.5%	10.0%
Standard Deviation (Population)	1.5%	9.8%

Similar Demographics by 4th Grade

Demographics Similar to Koreans by 4th Grade

In terms of 4th grade, the demographic groups most similar to Koreans are Immigrants from Eastern Africa (97.1%, a difference of 0.0%), Immigrants from Uruguay (97.1%, a difference of 0.0%), Ethiopian (97.1%, a difference of 0.0%), Asian (97.1%, a difference of 0.010%), and U.S. Virgin Islander (97.1%, a difference of 0.010%).

Demographics	Rating \| Rank	4th Grade
Immigrants \| Costa Rica	2.0 /100 \| #237	Tragic 97.2%
Indians (Asian)	1.9 /100 \| #238	Tragic 97.2%
Nigerians	1.8 /100 \| #239	Tragic 97.1%
Colombians	1.6 /100 \| #240	Tragic 97.1%
Immigrants \| Indonesia	1.5 /100 \| #241	Tragic 97.1%
Asians	1.4 /100 \| #242	Tragic 97.1%
U.S. Virgin Islanders	1.4 /100 \| #243	Tragic 97.1%
Koreans	1.3 /100 \| #244	Tragic 97.1%
Immigrants \| Eastern Africa	1.2 /100 \| #245	Tragic 97.1%
Immigrants \| Uruguay	1.2 /100 \| #246	Tragic 97.1%
Ethiopians	1.2 /100 \| #247	Tragic 97.1%
Immigrants \| Asia	1.2 /100 \| #248	Tragic 97.1%
Immigrants \| Africa	1.0 /100 \| #249	Tragic 97.1%
Immigrants \| Senegal	0.9 /100 \| #250	Tragic 97.1%
South Americans	0.8 /100 \| #251	Tragic 97.1%

Demographics Similar to Immigrants from Bulgaria by 4th Grade

In terms of 4th grade, the demographic groups most similar to Immigrants from Bulgaria are Immigrants from Europe (97.8%, a difference of 0.010%), Colville (97.7%, a difference of 0.010%), Pima (97.7%, a difference of 0.010%), Immigrants from Romania (97.7%, a difference of 0.010%), and Immigrants from Serbia (97.8%, a difference of 0.020%).

Demographics	Rating \| Rank	4th Grade
Immigrants \| Japan	94.1 /100 \| #122	Exceptional 97.8%
Immigrants \| Zimbabwe	93.9 /100 \| #123	Exceptional 97.8%
Spanish	93.7 /100 \| #124	Exceptional 97.8%
Immigrants \| Serbia	92.6 /100 \| #125	Exceptional 97.8%
Immigrants \| Europe	92.5 /100 \| #126	Exceptional 97.8%
Colville	92.3 /100 \| #127	Exceptional 97.7%
Pima	92.0 /100 \| #128	Exceptional 97.7%
Immigrants \| Bulgaria	91.3 /100 \| #129	Exceptional 97.7%
Immigrants \| Romania	90.6 /100 \| #130	Exceptional 97.7%
Immigrants \| Kuwait	89.7 /100 \| #131	Excellent 97.7%
Immigrants \| Hungary	89.3 /100 \| #132	Excellent 97.7%
Hmong	88.2 /100 \| #133	Excellent 97.7%
Palestinians	88.1 /100 \| #134	Excellent 97.7%
Cambodians	87.8 /100 \| #135	Excellent 97.7%
Israelis	86.2 /100 \| #136	Excellent 97.7%