Subsaharan African vs Immigrants from Iran 2nd Grade
COMPARE
Subsaharan African
 Immigrants from Iran
 2nd Grade
2nd Grade Comparison
Sub-Saharan Africans
Immigrants from Iran
97.6%
2ND GRADE
3.4/ 100
METRIC RATING
228th/ 347
METRIC RANK
97.9%
2ND GRADE
62.8/ 100
METRIC RATING
158th/ 347
METRIC RANK
Subsaharan African vs Immigrants from Iran 2nd Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 508,209,936 people shows a mild positive correlation between the proportion of Sub-Saharan Africans and percentage of population with at least 2nd grade education in the United States with a correlation coefficient (R) of 0.359 and weighted average of 97.6%. Similarly, the statistical analysis conducted on geographies consisting of 279,905,207 people shows a moderate negative correlation between the proportion of Immigrants from Iran and percentage of population with at least 2nd grade education in the United States with a correlation coefficient (R) of -0.447 and weighted average of 97.9%, a difference of 0.31%.
 
2nd Grade Correlation Summary
| Measurement | Subsaharan African | Immigrants from Iran | 
| Minimum | 89.5% | 89.4% | 
| Maximum | 100.0% | 100.0% | 
| Range | 10.5% | 10.6% | 
| Mean | 98.0% | 98.3% | 
| Median | 97.9% | 98.7% | 
| Interquartile 25% (IQ1) | 96.9% | 98.0% | 
| Interquartile 75% (IQ3) | 100.0% | 99.1% | 
| Interquartile Range (IQR) | 3.1% | 1.1% | 
| Standard Deviation (Sample) | 2.0% | 1.5% | 
| Standard Deviation (Population) | 2.0% | 1.5% | 
Similar Demographics by 2nd Grade
Demographics Similar to Sub-Saharan Africans by 2nd Grade
In terms of 2nd grade, the demographic groups most similar to Sub-Saharan Africans are Immigrants from Syria (97.6%, a difference of 0.010%), Immigrants from Nepal (97.6%, a difference of 0.010%), Immigrants from Costa Rica (97.6%, a difference of 0.010%), Senegalese (97.6%, a difference of 0.010%), and Iraqi (97.6%, a difference of 0.020%).
| Demographics | Rating | Rank | 2nd Grade | 
| Iraqis | 4.6 /100 | #221  | Tragic 97.6%  | 
| Immigrants | Sudan | 4.5 /100 | #222  | Tragic 97.6%  | 
| Sierra Leoneans | 4.3 /100 | #223  | Tragic 97.6%  | 
| Immigrants | Zaire | 4.3 /100 | #224  | Tragic 97.6%  | 
| Tongans | 4.3 /100 | #225  | Tragic 97.6%  | 
| Immigrants | Syria | 4.0 /100 | #226  | Tragic 97.6%  | 
| Immigrants | Nepal | 4.0 /100 | #227  | Tragic 97.6%  | 
| Sub-Saharan Africans | 3.4 /100 | #228  | Tragic 97.6%  | 
| Immigrants | Costa Rica | 3.1 /100 | #229  | Tragic 97.6%  | 
| Senegalese | 3.1 /100 | #230  | Tragic 97.6%  | 
| Immigrants | Pakistan | 2.3 /100 | #231  | Tragic 97.6%  | 
| Immigrants | Western Asia | 2.1 /100 | #232  | Tragic 97.6%  | 
| Immigrants | Uruguay | 2.1 /100 | #233  | Tragic 97.6%  | 
| Immigrants | Malaysia | 2.0 /100 | #234  | Tragic 97.6%  | 
| Colombians | 1.9 /100 | #235  | Tragic 97.6%  | 
Demographics Similar to Immigrants from Iran by 2nd Grade
In terms of 2nd grade, the demographic groups most similar to Immigrants from Iran are Dutch West Indian (97.9%, a difference of 0.0%), Venezuelan (97.9%, a difference of 0.0%), Comanche (97.9%, a difference of 0.0%), French American Indian (97.9%, a difference of 0.010%), and Immigrants from Eastern Europe (97.9%, a difference of 0.010%).
| Demographics | Rating | Rank | 2nd Grade | 
| Soviet Union | 70.7 /100 | #151  | Good 97.9%  | 
| Immigrants | North Macedonia | 68.5 /100 | #152  | Good 97.9%  | 
| Immigrants | South Central Asia | 68.3 /100 | #153  | Good 97.9%  | 
| Marshallese | 67.7 /100 | #154  | Good 97.9%  | 
| French American Indians | 64.3 /100 | #155  | Good 97.9%  | 
| Dutch West Indians | 63.8 /100 | #156  | Good 97.9%  | 
| Venezuelans | 63.3 /100 | #157  | Good 97.9%  | 
| Immigrants | Iran | 62.8 /100 | #158  | Good 97.9%  | 
| Comanche | 62.8 /100 | #159  | Good 97.9%  | 
| Immigrants | Eastern Europe | 61.1 /100 | #160  | Good 97.9%  | 
| Immigrants | Russia | 60.3 /100 | #161  | Good 97.9%  | 
| Immigrants | Italy | 60.2 /100 | #162  | Good 97.9%  | 
| Bermudans | 59.4 /100 | #163  | Average 97.9%  | 
| Ugandans | 56.6 /100 | #164  | Average 97.9%  | 
| Spanish Americans | 56.4 /100 | #165  | Average 97.9%  |