Tongan vs South American 9th Grade
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Tongan
South American
9th Grade
9th Grade Comparison
Tongans
South Americans
94.4%
9TH GRADE
6.0/ 100
METRIC RATING
224th/ 347
METRIC RANK
93.9%
9TH GRADE
0.4/ 100
METRIC RATING
261st/ 347
METRIC RANK
Tongan vs South American 9th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 102,873,790 people shows a moderate positive correlation between the proportion of Tongans 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 94.4%. Similarly, the statistical analysis conducted on geographies consisting of 494,065,697 people shows a poor positive correlation between the proportion of South Americans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.164 and weighted average of 93.9%, a difference of 0.50%.
9th Grade Correlation Summary
| Measurement | Tongan | South American |
| Minimum | 88.1% | 83.3% |
| Maximum | 100.0% | 100.0% |
| Range | 11.9% | 16.7% |
| Mean | 95.8% | 93.7% |
| Median | 96.3% | 94.0% |
| Interquartile 25% (IQ1) | 94.4% | 92.2% |
| Interquartile 75% (IQ3) | 97.9% | 95.4% |
| Interquartile Range (IQR) | 3.5% | 3.1% |
| Standard Deviation (Sample) | 2.8% | 3.6% |
| Standard Deviation (Population) | 2.8% | 3.6% |
Similar Demographics by 9th Grade
Demographics Similar to Tongans by 9th Grade
In terms of 9th grade, the demographic groups most similar to Tongans are Ethiopian (94.4%, a difference of 0.020%), Subsaharan African (94.4%, a difference of 0.020%), Bahamian (94.4%, a difference of 0.030%), Immigrants from Sierra Leone (94.4%, a difference of 0.040%), and Immigrants from Asia (94.4%, a difference of 0.050%).
| Demographics | Rating | Rank | 9th Grade |
| 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% |
| 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% |
Demographics Similar to South Americans by 9th Grade
In terms of 9th grade, the demographic groups most similar to South Americans are Pima (93.9%, a difference of 0.010%), Immigrants from Thailand (93.9%, a difference of 0.020%), Ghanaian (93.9%, a difference of 0.020%), Immigrants from Jamaica (93.9%, a difference of 0.020%), and Immigrants from Uzbekistan (93.9%, a difference of 0.020%).
| Demographics | Rating | Rank | 9th Grade |
| U.S. Virgin Islanders | 0.7 /100 | #254 | Tragic 94.0% |
| Immigrants | Nigeria | 0.6 /100 | #255 | Tragic 94.0% |
| Immigrants | Afghanistan | 0.5 /100 | #256 | Tragic 94.0% |
| Immigrants | Costa Rica | 0.5 /100 | #257 | Tragic 94.0% |
| Immigrants | Thailand | 0.5 /100 | #258 | Tragic 93.9% |
| Ghanaians | 0.5 /100 | #259 | Tragic 93.9% |
| Pima | 0.4 /100 | #260 | Tragic 93.9% |
| South Americans | 0.4 /100 | #261 | Tragic 93.9% |
| Immigrants | Jamaica | 0.4 /100 | #262 | Tragic 93.9% |
| Immigrants | Uzbekistan | 0.4 /100 | #263 | Tragic 93.9% |
| Immigrants | Congo | 0.4 /100 | #264 | Tragic 93.9% |
| Natives/Alaskans | 0.4 /100 | #265 | Tragic 93.9% |
| Navajo | 0.3 /100 | #266 | Tragic 93.9% |
| Armenians | 0.3 /100 | #267 | Tragic 93.9% |
| Immigrants | Bolivia | 0.3 /100 | #268 | Tragic 93.9% |