Welsh vs Immigrants from Caribbean 4th Grade
COMPARE
Welsh
 Immigrants from Caribbean
 4th Grade
4th Grade Comparison
Welsh
Immigrants from Caribbean
98.7%
4TH GRADE
100.0/ 100
METRIC RATING
2nd/ 347
METRIC RANK
96.4%
4TH GRADE
0.0/ 100
METRIC RATING
305th/ 347
METRIC RANK
Welsh vs Immigrants from Caribbean 4th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 239,959,962 people shows a significant positive correlation between the proportion of Welsh and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.654 and weighted average of 98.7%. Similarly, the statistical analysis conducted on geographies consisting of 450,065,262 people shows a poor negative correlation between the proportion of Immigrants from Caribbean and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of -0.185 and weighted average of 96.4%, a difference of 2.4%.
 
4th Grade Correlation Summary
| Measurement | Welsh | Immigrants from Caribbean | 
| Minimum | 98.5% | 87.9% | 
| Maximum | 100.0% | 100.0% | 
| Range | 1.5% | 12.1% | 
| Mean | 99.6% | 96.1% | 
| Median | 100.0% | 96.3% | 
| Interquartile 25% (IQ1) | 99.1% | 95.2% | 
| Interquartile 75% (IQ3) | 100.0% | 97.2% | 
| Interquartile Range (IQR) | 0.89% | 2.0% | 
| Standard Deviation (Sample) | 0.49% | 1.5% | 
| Standard Deviation (Population) | 0.49% | 1.5% | 
Similar Demographics by 4th Grade
Demographics Similar to Welsh by 4th Grade
In terms of 4th grade, the demographic groups most similar to Welsh are Tsimshian (98.6%, a difference of 0.060%), Inupiat (98.6%, a difference of 0.12%), Yup'ik (98.5%, a difference of 0.15%), Norwegian (98.5%, a difference of 0.19%), and Slovak (98.5%, a difference of 0.20%).
| Demographics | Rating | Rank | 4th Grade | 
| Crow | 100.0 /100 | #1 | Exceptional 99.6% | 
| Welsh | 100.0 /100 | #2 | Exceptional 98.7% | 
| Tsimshian | 100.0 /100 | #3 | Exceptional 98.6% | 
| Inupiat | 100.0 /100 | #4 | Exceptional 98.6% | 
| Yup'ik | 100.0 /100 | #5 | Exceptional 98.5% | 
| Norwegians | 100.0 /100 | #6 | Exceptional 98.5% | 
| Slovaks | 100.0 /100 | #7 | Exceptional 98.5% | 
| Germans | 100.0 /100 | #8 | Exceptional 98.5% | 
| Slovenes | 100.0 /100 | #9 | Exceptional 98.4% | 
| Alaskan Athabascans | 100.0 /100 | #10 | Exceptional 98.4% | 
| English | 100.0 /100 | #11 | Exceptional 98.4% | 
| Tlingit-Haida | 100.0 /100 | #12 | Exceptional 98.4% | 
| Swedes | 100.0 /100 | #13 | Exceptional 98.4% | 
| Carpatho Rusyns | 100.0 /100 | #14 | Exceptional 98.4% | 
| Dutch | 100.0 /100 | #15 | Exceptional 98.4% | 
Demographics Similar to Immigrants from Caribbean by 4th Grade
In terms of 4th grade, the demographic groups most similar to Immigrants from Caribbean are Sri Lankan (96.4%, a difference of 0.010%), Ecuadorian (96.4%, a difference of 0.020%), Guyanese (96.4%, a difference of 0.030%), Immigrants from Haiti (96.3%, a difference of 0.040%), and Immigrants from Laos (96.3%, a difference of 0.050%).
| Demographics | Rating | Rank | 4th Grade | 
| Haitians | 0.0 /100 | #298 | Tragic 96.5% | 
| Immigrants | Dominica | 0.0 /100 | #299 | Tragic 96.5% | 
| Immigrants | South Eastern Asia | 0.0 /100 | #300 | Tragic 96.5% | 
| Immigrants | Immigrants | 0.0 /100 | #301 | Tragic 96.5% | 
| Immigrants | Cuba | 0.0 /100 | #302 | Tragic 96.4% | 
| Guyanese | 0.0 /100 | #303 | Tragic 96.4% | 
| Ecuadorians | 0.0 /100 | #304 | Tragic 96.4% | 
| Immigrants | Caribbean | 0.0 /100 | #305 | Tragic 96.4% | 
| Sri Lankans | 0.0 /100 | #306 | Tragic 96.4% | 
| Immigrants | Haiti | 0.0 /100 | #307 | Tragic 96.3% | 
| Immigrants | Laos | 0.0 /100 | #308 | Tragic 96.3% | 
| Immigrants | Guyana | 0.0 /100 | #309 | Tragic 96.3% | 
| Immigrants | Burma/Myanmar | 0.0 /100 | #310 | Tragic 96.3% | 
| Immigrants | Bangladesh | 0.0 /100 | #311 | Tragic 96.2% | 
| Cape Verdeans | 0.0 /100 | #312 | Tragic 96.2% |