Welsh vs Japanese 9th Grade
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Welsh
Japanese
9th Grade
9th Grade Comparison
Welsh
Japanese
96.4%
9TH GRADE
100.0/ 100
METRIC RATING
19th/ 347
METRIC RANK
92.6%
9TH GRADE
0.0/ 100
METRIC RATING
305th/ 347
METRIC RANK
Welsh vs Japanese 9th Grade Correlation Chart
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%. Similarly, the statistical analysis conducted on geographies consisting of 249,183,224 people shows a significant negative correlation between the proportion of Japanese and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.681 and weighted average of 92.6%, a difference of 4.1%.

9th Grade Correlation Summary
| Measurement | Welsh | Japanese |
| Minimum | 90.8% | 44.4% |
| Maximum | 100.0% | 100.0% |
| Range | 9.2% | 55.6% |
| Mean | 98.2% | 88.3% |
| Median | 98.5% | 90.8% |
| Interquartile 25% (IQ1) | 97.4% | 85.6% |
| Interquartile 75% (IQ3) | 100.0% | 94.3% |
| Interquartile Range (IQR) | 2.6% | 8.7% |
| Standard Deviation (Sample) | 2.1% | 10.9% |
| Standard Deviation (Population) | 2.1% | 10.8% |
Similar Demographics by 9th Grade
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% |
Demographics Similar to Japanese by 9th Grade
In terms of 9th grade, the demographic groups most similar to Japanese are Immigrants from Vietnam (92.6%, a difference of 0.0%), Tohono O'odham (92.6%, a difference of 0.020%), Guyanese (92.7%, a difference of 0.040%), Immigrants from Dominica (92.7%, a difference of 0.060%), and Immigrants (92.5%, a difference of 0.10%).
| Demographics | Rating | Rank | 9th Grade |
| Haitians | 0.0 /100 | #298 | Tragic 93.1% |
| Immigrants | Grenada | 0.0 /100 | #299 | Tragic 93.0% |
| Yaqui | 0.0 /100 | #300 | Tragic 92.9% |
| Immigrants | Haiti | 0.0 /100 | #301 | Tragic 92.7% |
| Immigrants | Dominica | 0.0 /100 | #302 | Tragic 92.7% |
| Guyanese | 0.0 /100 | #303 | Tragic 92.7% |
| Tohono O'odham | 0.0 /100 | #304 | Tragic 92.6% |
| Japanese | 0.0 /100 | #305 | Tragic 92.6% |
| Immigrants | Vietnam | 0.0 /100 | #306 | Tragic 92.6% |
| Immigrants | Immigrants | 0.0 /100 | #307 | Tragic 92.5% |
| Immigrants | Guyana | 0.0 /100 | #308 | Tragic 92.5% |
| Immigrants | Bangladesh | 0.0 /100 | #309 | Tragic 92.4% |
| Immigrants | Cambodia | 0.0 /100 | #310 | Tragic 92.4% |
| Immigrants | Fiji | 0.0 /100 | #311 | Tragic 92.3% |
| Houma | 0.0 /100 | #312 | Tragic 92.3% |