Iranian vs Costa Rican 4th Grade
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Iranian
Costa Rican
4th Grade
4th Grade Comparison
Iranians
Costa Ricans
98.0%
4TH GRADE
99.4/ 100
METRIC RATING
72nd/ 347
METRIC RANK
97.3%
4TH GRADE
8.3/ 100
METRIC RATING
213th/ 347
METRIC RANK
Iranian vs Costa Rican 4th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 310,635,884 people shows a substantial positive correlation between the proportion of Iranians and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.549 and weighted average of 98.0%. Similarly, the statistical analysis conducted on geographies consisting of 253,599,979 people shows a moderate positive correlation between the proportion of Costa Ricans and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.471 and weighted average of 97.3%, a difference of 0.72%.
4th Grade Correlation Summary
| Measurement | Iranian | Costa Rican |
| Minimum | 97.4% | 94.7% |
| Maximum | 100.0% | 100.0% |
| Range | 2.6% | 5.3% |
| Mean | 99.0% | 98.2% |
| Median | 99.0% | 97.9% |
| Interquartile 25% (IQ1) | 98.6% | 97.4% |
| Interquartile 75% (IQ3) | 99.6% | 99.7% |
| Interquartile Range (IQR) | 1.00% | 2.3% |
| Standard Deviation (Sample) | 0.71% | 1.4% |
| Standard Deviation (Population) | 0.70% | 1.4% |
Similar Demographics by 4th Grade
Demographics Similar to Iranians by 4th Grade
In terms of 4th grade, the demographic groups most similar to Iranians are Macedonian (98.0%, a difference of 0.0%), Chickasaw (98.0%, a difference of 0.010%), Immigrants from Netherlands (98.0%, a difference of 0.020%), Cherokee (98.0%, a difference of 0.020%), and Immigrants from Lithuania (98.0%, a difference of 0.020%).
| Demographics | Rating | Rank | 4th Grade |
| Immigrants | Northern Europe | 99.6 /100 | #65 | Exceptional 98.0% |
| Canadians | 99.6 /100 | #66 | Exceptional 98.0% |
| New Zealanders | 99.6 /100 | #67 | Exceptional 98.0% |
| Kiowa | 99.6 /100 | #68 | Exceptional 98.0% |
| Pueblo | 99.6 /100 | #69 | Exceptional 98.0% |
| Immigrants | Austria | 99.6 /100 | #70 | Exceptional 98.0% |
| Lumbee | 99.6 /100 | #71 | Exceptional 98.0% |
| Iranians | 99.4 /100 | #72 | Exceptional 98.0% |
| Macedonians | 99.4 /100 | #73 | Exceptional 98.0% |
| Chickasaw | 99.4 /100 | #74 | Exceptional 98.0% |
| Immigrants | Netherlands | 99.3 /100 | #75 | Exceptional 98.0% |
| Cherokee | 99.3 /100 | #76 | Exceptional 98.0% |
| Immigrants | Lithuania | 99.3 /100 | #77 | Exceptional 98.0% |
| Immigrants | England | 99.3 /100 | #78 | Exceptional 98.0% |
| Ukrainians | 99.2 /100 | #79 | Exceptional 98.0% |
Demographics Similar to Costa Ricans by 4th Grade
In terms of 4th grade, the demographic groups most similar to Costa Ricans are Tohono O'odham (97.3%, a difference of 0.0%), Laotian (97.3%, a difference of 0.010%), Immigrants from Oceania (97.3%, a difference of 0.010%), Sudanese (97.3%, a difference of 0.010%), and Immigrants from Nepal (97.3%, a difference of 0.010%).
| Demographics | Rating | Rank | 4th Grade |
| Immigrants | Zaire | 12.8 /100 | #206 | Poor 97.3% |
| Moroccans | 11.3 /100 | #207 | Poor 97.3% |
| Immigrants | Bahamas | 10.8 /100 | #208 | Poor 97.3% |
| Laotians | 9.3 /100 | #209 | Tragic 97.3% |
| Immigrants | Oceania | 9.1 /100 | #210 | Tragic 97.3% |
| Sudanese | 9.0 /100 | #211 | Tragic 97.3% |
| Tohono O'odham | 8.4 /100 | #212 | Tragic 97.3% |
| Costa Ricans | 8.3 /100 | #213 | Tragic 97.3% |
| Immigrants | Nepal | 7.7 /100 | #214 | Tragic 97.3% |
| Immigrants | Morocco | 7.1 /100 | #215 | Tragic 97.3% |
| Samoans | 6.8 /100 | #216 | Tragic 97.3% |
| Sierra Leoneans | 6.5 /100 | #217 | Tragic 97.3% |
| Iraqis | 6.3 /100 | #218 | Tragic 97.3% |
| Tongans | 5.8 /100 | #219 | Tragic 97.3% |
| South American Indians | 5.5 /100 | #220 | Tragic 97.3% |