Sierra Leonean vs Welsh 7th Grade
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Sierra Leonean
Welsh
7th Grade
7th Grade Comparison
Sierra Leoneans
Welsh
96.0%
7TH GRADE
37.5/ 100
METRIC RATING
184th/ 347
METRIC RANK
97.4%
7TH GRADE
100.0/ 100
METRIC RATING
24th/ 347
METRIC RANK
Sierra Leonean vs Welsh 7th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 83,337,655 people shows a poor positive correlation between the proportion of Sierra Leoneans and percentage of population with at least 7th grade education in the United States with a correlation coefficient (R) of 0.171 and weighted average of 96.0%. Similarly, the statistical analysis conducted on geographies consisting of 528,593,557 people shows a significant positive correlation between the proportion of Welsh and percentage of population with at least 7th grade education in the United States with a correlation coefficient (R) of 0.605 and weighted average of 97.4%, a difference of 1.5%.

7th Grade Correlation Summary
| Measurement | Sierra Leonean | Welsh |
| Minimum | 91.1% | 95.2% |
| Maximum | 100.0% | 100.0% |
| Range | 8.9% | 4.8% |
| Mean | 97.0% | 99.3% |
| Median | 97.1% | 100.0% |
| Interquartile 25% (IQ1) | 95.8% | 98.6% |
| Interquartile 75% (IQ3) | 98.8% | 100.0% |
| Interquartile Range (IQR) | 2.9% | 1.4% |
| Standard Deviation (Sample) | 2.0% | 0.87% |
| Standard Deviation (Population) | 2.0% | 0.86% |
Similar Demographics by 7th Grade
Demographics Similar to Sierra Leoneans by 7th Grade
In terms of 7th grade, the demographic groups most similar to Sierra Leoneans are Brazilian (96.0%, a difference of 0.0%), Immigrants from Spain (96.0%, a difference of 0.010%), Immigrants from Iraq (96.0%, a difference of 0.010%), Immigrants from Uganda (96.0%, a difference of 0.010%), and Iraqi (96.0%, a difference of 0.020%).
| Demographics | Rating | Rank | 7th Grade |
| Immigrants | Korea | 49.2 /100 | #177 | Average 96.0% |
| Marshallese | 48.4 /100 | #178 | Average 96.0% |
| Immigrants | Iran | 47.8 /100 | #179 | Average 96.0% |
| Immigrants | Brazil | 46.8 /100 | #180 | Average 96.0% |
| Pakistanis | 44.5 /100 | #181 | Average 96.0% |
| Iraqis | 41.2 /100 | #182 | Average 96.0% |
| Immigrants | Spain | 38.8 /100 | #183 | Fair 96.0% |
| Sierra Leoneans | 37.5 /100 | #184 | Fair 96.0% |
| Brazilians | 37.3 /100 | #185 | Fair 96.0% |
| Immigrants | Iraq | 36.1 /100 | #186 | Fair 96.0% |
| Immigrants | Uganda | 36.0 /100 | #187 | Fair 96.0% |
| Immigrants | Egypt | 34.3 /100 | #188 | Fair 95.9% |
| Immigrants | Venezuela | 33.9 /100 | #189 | Fair 95.9% |
| Immigrants | Micronesia | 32.6 /100 | #190 | Fair 95.9% |
| Liberians | 32.5 /100 | #191 | Fair 95.9% |
Demographics Similar to Welsh by 7th Grade
In terms of 7th grade, the demographic groups most similar to Welsh are French (97.4%, a difference of 0.0%), Croatian (97.4%, a difference of 0.010%), Scotch-Irish (97.4%, a difference of 0.010%), Danish (97.4%, a difference of 0.010%), and Inupiat (97.4%, a difference of 0.030%).
| Demographics | Rating | Rank | 7th Grade |
| Scottish | 100.0 /100 | #17 | Exceptional 97.5% |
| Tlingit-Haida | 100.0 /100 | #18 | Exceptional 97.5% |
| Lithuanians | 100.0 /100 | #19 | Exceptional 97.5% |
| Yup'ik | 100.0 /100 | #20 | Exceptional 97.4% |
| Inupiat | 100.0 /100 | #21 | Exceptional 97.4% |
| French Canadians | 100.0 /100 | #22 | Exceptional 97.4% |
| Croatians | 100.0 /100 | #23 | Exceptional 97.4% |
| Welsh | 100.0 /100 | #24 | Exceptional 97.4% |
| French | 100.0 /100 | #25 | Exceptional 97.4% |
| Scotch-Irish | 100.0 /100 | #26 | Exceptional 97.4% |
| Danes | 100.0 /100 | #27 | Exceptional 97.4% |
| Sioux | 100.0 /100 | #28 | Exceptional 97.4% |
| Scandinavians | 100.0 /100 | #29 | Exceptional 97.4% |
| Czechs | 100.0 /100 | #30 | Exceptional 97.4% |
| Europeans | 100.0 /100 | #31 | Exceptional 97.3% |