Welsh vs Nigerian 8th Grade
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Welsh
 Nigerian
 8th Grade
8th Grade Comparison
Welsh
Nigerians
97.2%
8TH GRADE
100.0/ 100
METRIC RATING
22nd/ 347
METRIC RANK
95.2%
8TH GRADE
2.9/ 100
METRIC RATING
235th/ 347
METRIC RANK
Welsh vs Nigerian 8th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 528,593,877 people shows a substantial positive correlation between the proportion of Welsh and percentage of population with at least 8th grade education in the United States with a correlation coefficient (R) of 0.560 and weighted average of 97.2%. Similarly, the statistical analysis conducted on geographies consisting of 332,724,627 people shows a substantial positive correlation between the proportion of Nigerians and percentage of population with at least 8th grade education in the United States with a correlation coefficient (R) of 0.547 and weighted average of 95.2%, a difference of 2.1%.
 
8th Grade Correlation Summary
| Measurement | Welsh | Nigerian | 
| Minimum | 94.1% | 87.0% | 
| Maximum | 100.0% | 100.0% | 
| Range | 5.9% | 13.0% | 
| Mean | 99.2% | 96.6% | 
| Median | 100.0% | 96.1% | 
| Interquartile 25% (IQ1) | 98.4% | 95.2% | 
| Interquartile 75% (IQ3) | 100.0% | 98.9% | 
| Interquartile Range (IQR) | 1.6% | 3.8% | 
| Standard Deviation (Sample) | 1.1% | 2.7% | 
| Standard Deviation (Population) | 1.1% | 2.7% | 
Similar Demographics by 8th Grade
Demographics Similar to Welsh by 8th Grade
In terms of 8th grade, the demographic groups most similar to Welsh are French Canadian (97.2%, a difference of 0.010%), Scandinavian (97.2%, a difference of 0.010%), Czech (97.1%, a difference of 0.020%), Danish (97.2%, a difference of 0.030%), and French (97.1%, a difference of 0.030%).
| Demographics | Rating | Rank | 8th Grade | 
| Pennsylvania Germans | 100.0 /100 | #15 | Exceptional 97.3% | 
| Tlingit-Haida | 100.0 /100 | #16 | Exceptional 97.3% | 
| Irish | 100.0 /100 | #17 | Exceptional 97.3% | 
| Lithuanians | 100.0 /100 | #18 | Exceptional 97.3% | 
| Scottish | 100.0 /100 | #19 | Exceptional 97.3% | 
| Croatians | 100.0 /100 | #20 | Exceptional 97.2% | 
| Danes | 100.0 /100 | #21 | Exceptional 97.2% | 
| Welsh | 100.0 /100 | #22 | Exceptional 97.2% | 
| French Canadians | 100.0 /100 | #23 | Exceptional 97.2% | 
| Scandinavians | 100.0 /100 | #24 | Exceptional 97.2% | 
| Czechs | 100.0 /100 | #25 | Exceptional 97.1% | 
| French | 100.0 /100 | #26 | Exceptional 97.1% | 
| Scotch-Irish | 100.0 /100 | #27 | Exceptional 97.1% | 
| Italians | 100.0 /100 | #28 | Exceptional 97.1% | 
| Europeans | 100.0 /100 | #29 | Exceptional 97.1% | 
Demographics Similar to Nigerians by 8th Grade
In terms of 8th grade, the demographic groups most similar to Nigerians are Immigrants from Asia (95.2%, a difference of 0.010%), Costa Rican (95.2%, a difference of 0.010%), Senegalese (95.2%, a difference of 0.010%), Indian (Asian) (95.2%, a difference of 0.020%), and Immigrants from Africa (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% |