South American vs Welsh 9th Grade
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South American
Welsh
9th Grade
9th Grade Comparison
South Americans
Welsh
93.9%
9TH GRADE
0.4/ 100
METRIC RATING
261st/ 347
METRIC RANK
96.4%
9TH GRADE
100.0/ 100
METRIC RATING
19th/ 347
METRIC RANK
South American vs Welsh 9th Grade Correlation Chart
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%. Similarly, the statistical analysis conducted on geographies consisting of 528,596,253 people shows a mild positive correlation between the proportion of Welsh and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.399 and weighted average of 96.4%, a difference of 2.6%.
9th Grade Correlation Summary
| Measurement | South American | Welsh |
| Minimum | 83.3% | 90.8% |
| Maximum | 100.0% | 100.0% |
| Range | 16.7% | 9.2% |
| Mean | 93.7% | 98.2% |
| Median | 94.0% | 98.5% |
| Interquartile 25% (IQ1) | 92.2% | 97.4% |
| Interquartile 75% (IQ3) | 95.4% | 100.0% |
| Interquartile Range (IQR) | 3.1% | 2.6% |
| Standard Deviation (Sample) | 3.6% | 2.1% |
| Standard Deviation (Population) | 3.6% | 2.1% |
Similar Demographics by 9th Grade
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% |
Demographics Similar to Welsh by 9th Grade
In terms of 9th grade, the demographic groups most similar to Welsh are Italian (96.4%, a difference of 0.0%), Alaskan Athabascan (96.4%, a difference of 0.020%), European (96.4%, a difference of 0.030%), Scandinavian (96.5%, a difference of 0.040%), and Czech (96.4%, a difference of 0.040%).
| Demographics | Rating | Rank | 9th Grade |
| English | 100.0 /100 | #12 | Exceptional 96.6% |
| Danes | 100.0 /100 | #13 | Exceptional 96.5% |
| Scottish | 100.0 /100 | #14 | Exceptional 96.5% |
| Irish | 100.0 /100 | #15 | Exceptional 96.5% |
| Croatians | 100.0 /100 | #16 | Exceptional 96.5% |
| Dutch | 100.0 /100 | #17 | Exceptional 96.5% |
| Scandinavians | 100.0 /100 | #18 | Exceptional 96.5% |
| Welsh | 100.0 /100 | #19 | Exceptional 96.4% |
| Italians | 100.0 /100 | #20 | Exceptional 96.4% |
| Alaskan Athabascans | 100.0 /100 | #21 | Exceptional 96.4% |
| Europeans | 100.0 /100 | #22 | Exceptional 96.4% |
| Czechs | 100.0 /100 | #23 | Exceptional 96.4% |
| Latvians | 100.0 /100 | #24 | Exceptional 96.4% |
| French | 100.0 /100 | #25 | Exceptional 96.3% |
| French Canadians | 100.0 /100 | #26 | Exceptional 96.3% |