Tongan vs Costa Rican 8th Grade
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Tongan
Costa Rican
8th Grade
8th Grade Comparison
Tongans
Costa Ricans
95.1%
8TH GRADE
1.7/ 100
METRIC RATING
242nd/ 347
METRIC RANK
95.2%
8TH GRADE
3.0/ 100
METRIC RATING
234th/ 347
METRIC RANK
Tongan vs Costa Rican 8th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 102,873,790 people shows a mild positive correlation between the proportion of Tongans and percentage of population with at least 8th grade education in the United States with a correlation coefficient (R) of 0.390 and weighted average of 95.1%. Similarly, the statistical analysis conducted on geographies consisting of 253,601,897 people shows a weak positive correlation between the proportion of Costa Ricans and percentage of population with at least 8th grade education in the United States with a correlation coefficient (R) of 0.275 and weighted average of 95.2%, a difference of 0.090%.
8th Grade Correlation Summary
| Measurement | Tongan | Costa Rican |
| Minimum | 89.4% | 87.6% |
| Maximum | 100.0% | 100.0% |
| Range | 10.6% | 12.4% |
| Mean | 96.4% | 96.0% |
| Median | 96.8% | 96.2% |
| Interquartile 25% (IQ1) | 95.1% | 94.5% |
| Interquartile 75% (IQ3) | 98.3% | 98.9% |
| Interquartile Range (IQR) | 3.2% | 4.5% |
| Standard Deviation (Sample) | 2.5% | 3.4% |
| Standard Deviation (Population) | 2.5% | 3.3% |
Demographics Similar to Tongans and Costa Ricans by 8th Grade
In terms of 8th grade, the demographic groups most similar to Tongans are Paiute (95.1%, a difference of 0.0%), Immigrants from Middle Africa (95.1%, a difference of 0.0%), Ethiopian (95.1%, a difference of 0.020%), South American Indian (95.1%, a difference of 0.020%), and Immigrants from Sierra Leone (95.1%, a difference of 0.030%). Similarly, the demographic groups most similar to Costa Ricans are Immigrants from Asia (95.2%, a difference of 0.0%), Nigerian (95.2%, a difference of 0.010%), Asian (95.2%, a difference of 0.020%), Indian (Asian) (95.2%, a difference of 0.020%), and Senegalese (95.2%, a difference of 0.020%).
| Demographics | Rating | Rank | 8th Grade |
| Immigrants | Eastern Africa | 5.6 /100 | #228 | Tragic 95.3% |
| Immigrants | Indonesia | 4.4 /100 | #229 | Tragic 95.3% |
| Immigrants | Panama | 4.1 /100 | #230 | Tragic 95.2% |
| Asians | 3.5 /100 | #231 | Tragic 95.2% |
| Indians (Asian) | 3.3 /100 | #232 | Tragic 95.2% |
| Immigrants | Asia | 3.1 /100 | #233 | Tragic 95.2% |
| Costa Ricans | 3.0 /100 | #234 | Tragic 95.2% |
| Nigerians | 2.9 /100 | #235 | Tragic 95.2% |
| Senegalese | 2.7 /100 | #236 | Tragic 95.2% |
| Immigrants | Africa | 2.7 /100 | #237 | Tragic 95.2% |
| Natives/Alaskans | 2.3 /100 | #238 | Tragic 95.2% |
| Immigrants | Sierra Leone | 2.1 /100 | #239 | Tragic 95.1% |
| Ethiopians | 2.0 /100 | #240 | Tragic 95.1% |
| South American Indians | 1.9 /100 | #241 | Tragic 95.1% |
| Tongans | 1.7 /100 | #242 | Tragic 95.1% |
| Paiute | 1.7 /100 | #243 | Tragic 95.1% |
| Immigrants | Middle Africa | 1.7 /100 | #244 | Tragic 95.1% |
| Jamaicans | 1.4 /100 | #245 | Tragic 95.1% |
| Somalis | 1.4 /100 | #246 | Tragic 95.1% |
| Immigrants | Senegal | 1.4 /100 | #247 | Tragic 95.1% |
| Uruguayans | 1.2 /100 | #248 | Tragic 95.1% |