Welsh vs Immigrants from Poland 1st Grade
COMPARE
Welsh
 Immigrants from Poland
 1st Grade
1st Grade Comparison
Welsh
Immigrants from Poland
98.9%
1ST GRADE
100.0/ 100
METRIC RATING
4th/ 347
METRIC RANK
97.9%
1ST GRADE
40.1/ 100
METRIC RATING
184th/ 347
METRIC RANK
Welsh vs Immigrants from Poland 1st Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 239,962,401 people shows a significant positive correlation between the proportion of Welsh and percentage of population with at least 1st grade education in the United States with a correlation coefficient (R) of 0.627 and weighted average of 98.9%. Similarly, the statistical analysis conducted on geographies consisting of 304,861,559 people shows a mild positive correlation between the proportion of Immigrants from Poland and percentage of population with at least 1st grade education in the United States with a correlation coefficient (R) of 0.377 and weighted average of 97.9%, a difference of 0.99%.
 
1st Grade Correlation Summary
| Measurement | Welsh | Immigrants from Poland | 
| Minimum | 98.1% | 94.8% | 
| Maximum | 100.0% | 100.0% | 
| Range | 1.9% | 5.2% | 
| Mean | 99.6% | 98.0% | 
| Median | 100.0% | 98.0% | 
| Interquartile 25% (IQ1) | 99.1% | 97.5% | 
| Interquartile 75% (IQ3) | 100.0% | 98.4% | 
| Interquartile Range (IQR) | 0.87% | 0.89% | 
| Standard Deviation (Sample) | 0.47% | 1.2% | 
| Standard Deviation (Population) | 0.47% | 1.2% | 
Similar Demographics by 1st Grade
Demographics Similar to Welsh by 1st Grade
In terms of 1st grade, the demographic groups most similar to Welsh are Inupiat (98.9%, a difference of 0.010%), Tsimshian (98.8%, a difference of 0.030%), Alaskan Athabascan (98.8%, a difference of 0.080%), Alaska Native (98.7%, a difference of 0.13%), and Norwegian (98.7%, a difference of 0.15%).
| Demographics | Rating | Rank | 1st Grade | 
| Crow | 100.0 /100 | #1  | Exceptional 99.6%  | 
| Yup'ik | 100.0 /100 | #2  | Exceptional 99.2%  | 
| Inupiat | 100.0 /100 | #3  | Exceptional 98.9%  | 
| Welsh | 100.0 /100 | #4  | Exceptional 98.9%  | 
| Tsimshian | 100.0 /100 | #5  | Exceptional 98.8%  | 
| Alaskan Athabascans | 100.0 /100 | #6  | Exceptional 98.8%  | 
| Alaska Natives | 100.0 /100 | #7  | Exceptional 98.7%  | 
| Norwegians | 100.0 /100 | #8  | Exceptional 98.7%  | 
| Slovaks | 100.0 /100 | #9  | Exceptional 98.7%  | 
| Germans | 100.0 /100 | #10  | Exceptional 98.7%  | 
| Tlingit-Haida | 100.0 /100 | #11  | Exceptional 98.7%  | 
| Slovenes | 100.0 /100 | #12  | Exceptional 98.7%  | 
| Carpatho Rusyns | 100.0 /100 | #13  | Exceptional 98.6%  | 
| English | 100.0 /100 | #14  | Exceptional 98.6%  | 
| Swedes | 100.0 /100 | #15  | Exceptional 98.6%  | 
Demographics Similar to Immigrants from Poland by 1st Grade
In terms of 1st grade, the demographic groups most similar to Immigrants from Poland are Immigrants from Argentina (97.9%, a difference of 0.0%), Immigrants from Belarus (97.9%, a difference of 0.0%), Portuguese (97.9%, a difference of 0.010%), Egyptian (97.9%, a difference of 0.010%), and Paiute (97.9%, a difference of 0.010%).
| Demographics | Rating | Rank | 1st Grade | 
| Immigrants | Brazil | 49.1 /100 | #177  | Average 97.9%  | 
| Immigrants | Venezuela | 47.8 /100 | #178  | Average 97.9%  | 
| Argentineans | 47.2 /100 | #179  | Average 97.9%  | 
| Immigrants | Bosnia and Herzegovina | 46.6 /100 | #180  | Average 97.9%  | 
| Portuguese | 44.2 /100 | #181  | Average 97.9%  | 
| Egyptians | 42.7 /100 | #182  | Average 97.9%  | 
| Immigrants | Argentina | 41.3 /100 | #183  | Average 97.9%  | 
| Immigrants | Poland | 40.1 /100 | #184  | Average 97.9%  | 
| Immigrants | Belarus | 39.3 /100 | #185  | Fair 97.9%  | 
| Paiute | 36.5 /100 | #186  | Fair 97.9%  | 
| Pakistanis | 35.8 /100 | #187  | Fair 97.9%  | 
| Arabs | 35.5 /100 | #188  | Fair 97.9%  | 
| Immigrants | Kazakhstan | 34.9 /100 | #189  | Fair 97.9%  | 
| Panamanians | 34.1 /100 | #190  | Fair 97.9%  | 
| Blacks/African Americans | 30.7 /100 | #191  | Fair 97.9%  |