Immigrants from Africa vs Puerto Rican 9th Grade

The statistical analysis conducted on geographies consisting of 469,381,733 people shows a mild positive correlation between the proportion of Immigrants from Africa and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.386 and weighted average of 94.3%. Similarly, the statistical analysis conducted on geographies consisting of 528,320,060 people shows a mild negative correlation between the proportion of Puerto Ricans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.357 and weighted average of 91.8%, a difference of 2.7%.

9th Grade Correlation Summary

Measurement	Immigrants from Africa	Puerto Rican
Minimum	85.2%	71.8%
Maximum	100.0%	100.0%
Range	14.8%	28.2%
Mean	94.2%	91.4%
Median	93.9%	92.3%
Interquartile 25% (IQ1)	92.2%	89.5%
Interquartile 75% (IQ3)	95.5%	94.8%
Interquartile Range (IQR)	3.3%	5.3%
Standard Deviation (Sample)	3.2%	5.3%
Standard Deviation (Population)	3.2%	5.3%

Similar Demographics by 9th Grade

Demographics Similar to Immigrants from Africa by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Africa are Apache (94.3%, a difference of 0.010%), Immigrants from Panama (94.3%, a difference of 0.010%), Nigerian (94.3%, a difference of 0.010%), Costa Rican (94.3%, a difference of 0.020%), and Immigrants from Southern Europe (94.3%, a difference of 0.030%).

Demographics	Rating \| Rank	9th Grade
Ethiopians	5.4 /100 \| #225	Tragic 94.4%
Sub-Saharan Africans	5.4 /100 \| #226	Tragic 94.4%
Immigrants \| Sierra Leone	4.8 /100 \| #227	Tragic 94.4%
Lumbee	4.7 /100 \| #228	Tragic 94.4%
Immigrants \| Southern Europe	4.5 /100 \| #229	Tragic 94.3%
Apache	4.2 /100 \| #230	Tragic 94.3%
Immigrants \| Panama	4.0 /100 \| #231	Tragic 94.3%
Immigrants \| Africa	3.9 /100 \| #232	Tragic 94.3%
Nigerians	3.7 /100 \| #233	Tragic 94.3%
Costa Ricans	3.5 /100 \| #234	Tragic 94.3%
Bolivians	3.3 /100 \| #235	Tragic 94.3%
Somalis	2.9 /100 \| #236	Tragic 94.3%
Koreans	2.9 /100 \| #237	Tragic 94.3%
South American Indians	2.8 /100 \| #238	Tragic 94.3%
Immigrants \| China	2.8 /100 \| #239	Tragic 94.3%

Demographics Similar to Puerto Ricans by 9th Grade

In terms of 9th grade, the demographic groups most similar to Puerto Ricans are Belizean (91.8%, a difference of 0.0%), Immigrants from Ecuador (91.8%, a difference of 0.030%), Immigrants from Belize (91.8%, a difference of 0.060%), Nicaraguan (91.9%, a difference of 0.090%), and Ecuadorian (91.9%, a difference of 0.14%).

Demographics	Rating \| Rank	9th Grade
Cape Verdeans	0.0 /100 \| #316	Tragic 92.2%
Immigrants \| Cuba	0.0 /100 \| #317	Tragic 92.2%
Nepalese	0.0 /100 \| #318	Tragic 92.0%
Ecuadorians	0.0 /100 \| #319	Tragic 91.9%
Nicaraguans	0.0 /100 \| #320	Tragic 91.9%
Immigrants \| Ecuador	0.0 /100 \| #321	Tragic 91.8%
Belizeans	0.0 /100 \| #322	Tragic 91.8%
Puerto Ricans	0.0 /100 \| #323	Tragic 91.8%
Immigrants \| Belize	0.0 /100 \| #324	Tragic 91.8%
Central American Indians	0.0 /100 \| #325	Tragic 91.5%
Immigrants \| Armenia	0.0 /100 \| #326	Tragic 91.4%
Immigrants \| Nicaragua	0.0 /100 \| #327	Tragic 91.3%
Dominicans	0.0 /100 \| #328	Tragic 91.1%
Hondurans	0.0 /100 \| #329	Tragic 91.0%
Immigrants \| Cabo Verde	0.0 /100 \| #330	Tragic 90.9%