Polish vs Korean 9th Grade
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Polish
 Korean
 9th Grade
9th Grade Comparison
Poles
Koreans
96.7%
9TH GRADE
100.0/ 100
METRIC RATING
6th/ 347
METRIC RANK
94.3%
9TH GRADE
2.9/ 100
METRIC RATING
237th/ 347
METRIC RANK
Polish vs Korean 9th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 475,812,379 people shows a substantial positive correlation between the proportion of Poles and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.599 and weighted average of 96.7%. Similarly, the statistical analysis conducted on geographies consisting of 510,943,943 people shows a slight positive correlation between the proportion of Koreans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.055 and weighted average of 94.3%, a difference of 2.6%.
 
9th Grade Correlation Summary
| Measurement | Polish | Korean | 
| Minimum | 93.8% | 85.9% | 
| Maximum | 100.0% | 100.0% | 
| Range | 6.2% | 14.1% | 
| Mean | 98.1% | 94.8% | 
| Median | 97.8% | 94.7% | 
| Interquartile 25% (IQ1) | 97.2% | 93.3% | 
| Interquartile 75% (IQ3) | 100.0% | 96.5% | 
| Interquartile Range (IQR) | 2.8% | 3.3% | 
| Standard Deviation (Sample) | 1.5% | 2.7% | 
| Standard Deviation (Population) | 1.5% | 2.7% | 
Similar Demographics by 9th Grade
Demographics Similar to Poles by 9th Grade
In terms of 9th grade, the demographic groups most similar to Poles are Swedish (96.7%, a difference of 0.010%), Carpatho Rusyn (96.7%, a difference of 0.010%), Slovene (96.7%, a difference of 0.020%), German (96.7%, a difference of 0.020%), and Tlingit-Haida (96.6%, a difference of 0.10%).
| Demographics | Rating | Rank | 9th Grade | 
| Tsimshian | 100.0 /100 | #1  | Exceptional 97.0%  | 
| Norwegians | 100.0 /100 | #2  | Exceptional 96.9%  | 
| Slovaks | 100.0 /100 | #3  | Exceptional 96.9%  | 
| Slovenes | 100.0 /100 | #4  | Exceptional 96.7%  | 
| Swedes | 100.0 /100 | #5  | Exceptional 96.7%  | 
| Poles | 100.0 /100 | #6  | Exceptional 96.7%  | 
| Carpatho Rusyns | 100.0 /100 | #7  | Exceptional 96.7%  | 
| Germans | 100.0 /100 | #8  | Exceptional 96.7%  | 
| Tlingit-Haida | 100.0 /100 | #9  | Exceptional 96.6%  | 
| Lithuanians | 100.0 /100 | #10  | Exceptional 96.6%  | 
| Finns | 100.0 /100 | #11  | Exceptional 96.6%  | 
| 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%  | 
Demographics Similar to Koreans by 9th Grade
In terms of 9th grade, the demographic groups most similar to Koreans are Somali (94.3%, a difference of 0.0%), South American Indian (94.3%, a difference of 0.0%), Immigrants from China (94.3%, a difference of 0.0%), Immigrants from Ethiopia (94.3%, a difference of 0.010%), and Spanish American (94.2%, a difference of 0.020%).
| Demographics | Rating | Rank | 9th Grade | 
| Apache | 4.2 /100 | #230  | Tragic 94.3%  | 
| Immigrants | Panama | 4.0 /100 | #231  | Tragic 94.3%  | 
| Immigrants | Africa | 3.9 /100 | #232  | Tragic 94.3%  | 
| Nigerians | 3.7 /100 | #233  | Tragic 94.3%  | 
| Costa Ricans | 3.5 /100 | #234  | Tragic 94.3%  | 
| Bolivians | 3.3 /100 | #235  | Tragic 94.3%  | 
| Somalis | 2.9 /100 | #236  | Tragic 94.3%  | 
| Koreans | 2.9 /100 | #237  | Tragic 94.3%  | 
| South American Indians | 2.8 /100 | #238  | Tragic 94.3%  | 
| Immigrants | China | 2.8 /100 | #239  | Tragic 94.3%  | 
| Immigrants | Ethiopia | 2.7 /100 | #240  | Tragic 94.3%  | 
| Spanish Americans | 2.6 /100 | #241  | Tragic 94.2%  | 
| Immigrants | Middle Africa | 2.2 /100 | #242  | Tragic 94.2%  | 
| Immigrants | Cameroon | 2.1 /100 | #243  | Tragic 94.2%  | 
| Dutch West Indians | 2.0 /100 | #244  | Tragic 94.2%  |