Portuguese vs Welsh 2nd Grade
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Portuguese
Welsh
2nd Grade
2nd Grade Comparison
Portuguese
Welsh
97.8%
2ND GRADE
42.4/ 100
METRIC RATING
182nd/ 347
METRIC RANK
98.5%
2ND GRADE
100.0/ 100
METRIC RATING
26th/ 347
METRIC RANK
Portuguese vs Welsh 2nd Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 450,368,110 people shows a poor positive correlation between the proportion of Portuguese and percentage of population with at least 2nd grade education in the United States with a correlation coefficient (R) of 0.137 and weighted average of 97.8%. Similarly, the statistical analysis conducted on geographies consisting of 528,593,932 people shows a significant positive correlation between the proportion of Welsh and percentage of population with at least 2nd grade education in the United States with a correlation coefficient (R) of 0.634 and weighted average of 98.5%, a difference of 0.70%.

2nd Grade Correlation Summary
| Measurement | Portuguese | Welsh |
| Minimum | 94.5% | 97.5% |
| Maximum | 100.0% | 100.0% |
| Range | 5.5% | 2.5% |
| Mean | 98.2% | 99.6% |
| Median | 98.0% | 100.0% |
| Interquartile 25% (IQ1) | 97.3% | 99.1% |
| Interquartile 75% (IQ3) | 99.5% | 100.0% |
| Interquartile Range (IQR) | 2.1% | 0.88% |
| Standard Deviation (Sample) | 1.4% | 0.50% |
| Standard Deviation (Population) | 1.4% | 0.50% |
Similar Demographics by 2nd Grade
Demographics Similar to Portuguese by 2nd Grade
In terms of 2nd grade, the demographic groups most similar to Portuguese are Immigrants from Poland (97.8%, a difference of 0.0%), Immigrants from Belarus (97.8%, a difference of 0.0%), Immigrants from Brazil (97.9%, a difference of 0.010%), Argentinean (97.9%, a difference of 0.010%), and Immigrants from Venezuela (97.9%, a difference of 0.010%).
| Demographics | Rating | Rank | 2nd Grade |
| Immigrants | Bosnia and Herzegovina | 49.8 /100 | #175 | Average 97.9% |
| Immigrants | Sri Lanka | 48.7 /100 | #176 | Average 97.9% |
| Immigrants | Brazil | 46.6 /100 | #177 | Average 97.9% |
| Argentineans | 46.3 /100 | #178 | Average 97.9% |
| Immigrants | Venezuela | 46.1 /100 | #179 | Average 97.9% |
| Natives/Alaskans | 44.3 /100 | #180 | Average 97.9% |
| Egyptians | 44.3 /100 | #181 | Average 97.9% |
| Portuguese | 42.4 /100 | #182 | Average 97.8% |
| Immigrants | Poland | 42.2 /100 | #183 | Average 97.8% |
| Immigrants | Belarus | 41.5 /100 | #184 | Average 97.8% |
| Immigrants | Argentina | 40.6 /100 | #185 | Average 97.8% |
| Arabs | 36.9 /100 | #186 | Fair 97.8% |
| Pakistanis | 36.1 /100 | #187 | Fair 97.8% |
| Immigrants | Kazakhstan | 35.6 /100 | #188 | Fair 97.8% |
| Panamanians | 33.5 /100 | #189 | Fair 97.8% |
Demographics Similar to Welsh by 2nd Grade
In terms of 2nd grade, the demographic groups most similar to Welsh are Scotch-Irish (98.5%, a difference of 0.010%), Croatian (98.5%, a difference of 0.010%), Arapaho (98.5%, a difference of 0.010%), French (98.5%, a difference of 0.010%), and Finnish (98.5%, a difference of 0.020%).
| Demographics | Rating | Rank | 2nd Grade |
| Finns | 100.0 /100 | #19 | Exceptional 98.5% |
| Sioux | 100.0 /100 | #20 | Exceptional 98.5% |
| Lithuanians | 100.0 /100 | #21 | Exceptional 98.5% |
| Poles | 100.0 /100 | #22 | Exceptional 98.5% |
| Danes | 100.0 /100 | #23 | Exceptional 98.5% |
| Pennsylvania Germans | 100.0 /100 | #24 | Exceptional 98.5% |
| Scotch-Irish | 100.0 /100 | #25 | Exceptional 98.5% |
| Welsh | 100.0 /100 | #26 | Exceptional 98.5% |
| Croatians | 100.0 /100 | #27 | Exceptional 98.5% |
| Arapaho | 100.0 /100 | #28 | Exceptional 98.5% |
| French | 100.0 /100 | #29 | Exceptional 98.5% |
| Europeans | 100.0 /100 | #30 | Exceptional 98.5% |
| Czechs | 100.0 /100 | #31 | Exceptional 98.5% |
| French Canadians | 100.0 /100 | #32 | Exceptional 98.5% |
| Scandinavians | 100.0 /100 | #33 | Exceptional 98.5% |