African vs Immigrants from Bulgaria 9th Grade

The statistical analysis conducted on geographies consisting of 470,094,658 people shows a moderate positive correlation between the proportion of Africans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.402 and weighted average of 94.5%. 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 9th grade education in the United States with a correlation coefficient (R) of -0.923 and weighted average of 95.5%, a difference of 1.1%.

9th Grade Correlation Summary

Measurement	African	Immigrants from Bulgaria
Minimum	85.8%	52.9%
Maximum	100.0%	100.0%
Range	14.2%	47.1%
Mean	95.4%	94.7%
Median	95.2%	96.8%
Interquartile 25% (IQ1)	93.9%	95.3%
Interquartile 75% (IQ3)	98.1%	98.5%
Interquartile Range (IQR)	4.2%	3.2%
Standard Deviation (Sample)	3.3%	9.8%
Standard Deviation (Population)	3.3%	9.5%

Similar Demographics by 9th Grade

Demographics Similar to Africans by 9th Grade

In terms of 9th grade, the demographic groups most similar to Africans are Portuguese (94.5%, a difference of 0.0%), Indian (Asian) (94.5%, a difference of 0.010%), Asian (94.5%, a difference of 0.020%), Immigrants from Eastern Africa (94.5%, a difference of 0.020%), and Immigrants from Asia (94.4%, a difference of 0.030%).

Demographics	Rating \| Rank	9th Grade
Immigrants \| Malaysia	12.2 /100 \| #212	Poor 94.5%
Immigrants \| Oceania	12.1 /100 \| #213	Poor 94.5%
Immigrants \| Liberia	11.8 /100 \| #214	Poor 94.5%
Immigrants \| Syria	11.0 /100 \| #215	Poor 94.5%
Immigrants \| Western Asia	10.7 /100 \| #216	Poor 94.5%
Asians	9.9 /100 \| #217	Tragic 94.5%
Portuguese	9.2 /100 \| #218	Tragic 94.5%
Africans	9.0 /100 \| #219	Tragic 94.5%
Indians (Asian)	8.6 /100 \| #220	Tragic 94.5%
Immigrants \| Eastern Africa	8.2 /100 \| #221	Tragic 94.5%
Immigrants \| Asia	7.7 /100 \| #222	Tragic 94.4%
Bahamians	7.0 /100 \| #223	Tragic 94.4%
Tongans	6.0 /100 \| #224	Tragic 94.4%
Ethiopians	5.4 /100 \| #225	Tragic 94.4%
Sub-Saharan Africans	5.4 /100 \| #226	Tragic 94.4%

Demographics Similar to Immigrants from Bulgaria by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Bulgaria are Chickasaw (95.5%, a difference of 0.0%), Osage (95.5%, a difference of 0.0%), Immigrants from Zimbabwe (95.5%, a difference of 0.010%), Immigrants from Norway (95.5%, a difference of 0.020%), and Cherokee (95.4%, a difference of 0.020%).

Demographics	Rating \| Rank	9th Grade
Potawatomi	97.7 /100 \| #103	Exceptional 95.5%
Syrians	97.4 /100 \| #104	Exceptional 95.5%
Immigrants \| France	97.4 /100 \| #105	Exceptional 95.5%
Immigrants \| Norway	97.1 /100 \| #106	Exceptional 95.5%
Immigrants \| Zimbabwe	96.9 /100 \| #107	Exceptional 95.5%
Chickasaw	96.8 /100 \| #108	Exceptional 95.5%
Osage	96.8 /100 \| #109	Exceptional 95.5%
Immigrants \| Bulgaria	96.7 /100 \| #110	Exceptional 95.5%
Cherokee	96.3 /100 \| #111	Exceptional 95.4%
Immigrants \| Croatia	96.2 /100 \| #112	Exceptional 95.4%
Iroquois	96.2 /100 \| #113	Exceptional 95.4%
German Russians	96.1 /100 \| #114	Exceptional 95.4%
Burmese	96.0 /100 \| #115	Exceptional 95.4%
Immigrants \| Europe	95.7 /100 \| #116	Exceptional 95.4%
Immigrants \| Romania	95.6 /100 \| #117	Exceptional 95.4%