African vs Immigrants from Iran 9th Grade
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African
 Immigrants from Iran
 9th Grade
9th Grade Comparison
Africans
Immigrants from Iran
94.5%
9TH GRADE
9.0/ 100
METRIC RATING
219th/ 347
METRIC RANK
95.2%
9TH GRADE
88.3/ 100
METRIC RATING
136th/ 347
METRIC RANK
African vs Immigrants from Iran 9th Grade Correlation Chart
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 279,849,108 people shows a moderate negative correlation between the proportion of Immigrants from Iran and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.411 and weighted average of 95.2%, a difference of 0.80%.
 
9th Grade Correlation Summary
| Measurement | African | Immigrants from Iran | 
| Minimum | 85.8% | 82.3% | 
| Maximum | 100.0% | 100.0% | 
| Range | 14.2% | 17.7% | 
| Mean | 95.4% | 96.7% | 
| Median | 95.2% | 97.2% | 
| Interquartile 25% (IQ1) | 93.9% | 95.6% | 
| Interquartile 75% (IQ3) | 98.1% | 98.2% | 
| Interquartile Range (IQR) | 4.2% | 2.6% | 
| Standard Deviation (Sample) | 3.3% | 2.7% | 
| Standard Deviation (Population) | 3.3% | 2.7% | 
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 Iran by 9th Grade
In terms of 9th grade, the demographic groups most similar to Immigrants from Iran are Immigrants from Belarus (95.2%, a difference of 0.010%), Hmong (95.2%, a difference of 0.010%), Immigrants from Israel (95.3%, a difference of 0.020%), Immigrants from Russia (95.2%, a difference of 0.030%), and Israeli (95.3%, a difference of 0.040%).
| Demographics | Rating | Rank | 9th Grade | 
| Basques | 94.1 /100 | #129  | Exceptional 95.4%  | 
| Jordanians | 93.5 /100 | #130  | Exceptional 95.3%  | 
| Immigrants | North Macedonia | 92.3 /100 | #131  | Exceptional 95.3%  | 
| Immigrants | Nonimmigrants | 92.0 /100 | #132  | Exceptional 95.3%  | 
| Israelis | 90.4 /100 | #133  | Exceptional 95.3%  | 
| Immigrants | Israel | 89.6 /100 | #134  | Excellent 95.3%  | 
| Immigrants | Belarus | 88.9 /100 | #135  | Excellent 95.2%  | 
| Immigrants | Iran | 88.3 /100 | #136  | Excellent 95.2%  | 
| Hmong | 87.7 /100 | #137  | Excellent 95.2%  | 
| Immigrants | Russia | 86.6 /100 | #138  | Excellent 95.2%  | 
| Immigrants | Eastern Europe | 85.8 /100 | #139  | Excellent 95.2%  | 
| Immigrants | Taiwan | 85.3 /100 | #140  | Excellent 95.2%  | 
| Immigrants | Bosnia and Herzegovina | 85.2 /100 | #141  | Excellent 95.2%  | 
| Immigrants | Greece | 84.6 /100 | #142  | Excellent 95.2%  | 
| Spanish | 84.4 /100 | #143  | Excellent 95.2%  |