Portuguese vs South African 1st Grade
COMPARE
Portuguese
South African
1st Grade
1st Grade Comparison
Portuguese
South Africans
97.9%
1ST GRADE
44.2/ 100
METRIC RATING
181st/ 347
METRIC RANK
98.2%
1ST GRADE
98.6/ 100
METRIC RATING
94th/ 347
METRIC RANK
Portuguese vs South African 1st 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 1st grade education in the United States with a correlation coefficient (R) of 0.129 and weighted average of 97.9%. Similarly, the statistical analysis conducted on geographies consisting of 182,602,894 people shows a moderate positive correlation between the proportion of South Africans and percentage of population with at least 1st grade education in the United States with a correlation coefficient (R) of 0.432 and weighted average of 98.2%, a difference of 0.35%.

1st Grade Correlation Summary
| Measurement | Portuguese | South African |
| Minimum | 94.7% | 96.7% |
| Maximum | 100.0% | 100.0% |
| Range | 5.3% | 3.3% |
| Mean | 98.2% | 99.2% |
| Median | 98.1% | 99.4% |
| Interquartile 25% (IQ1) | 97.4% | 98.7% |
| Interquartile 75% (IQ3) | 99.5% | 100.0% |
| Interquartile Range (IQR) | 2.1% | 1.3% |
| Standard Deviation (Sample) | 1.3% | 0.85% |
| Standard Deviation (Population) | 1.3% | 0.84% |
Similar Demographics by 1st Grade
Demographics Similar to Portuguese by 1st Grade
In terms of 1st grade, the demographic groups most similar to Portuguese are Egyptian (97.9%, a difference of 0.0%), Immigrants from Venezuela (97.9%, a difference of 0.010%), Argentinean (97.9%, a difference of 0.010%), Immigrants from Bosnia and Herzegovina (97.9%, a difference of 0.010%), and Immigrants from Argentina (97.9%, a difference of 0.010%).
| Demographics | Rating | Rank | 1st Grade |
| Natives/Alaskans | 50.0 /100 | #174 | Average 97.9% |
| Immigrants | Sri Lanka | 49.7 /100 | #175 | Average 97.9% |
| Albanians | 49.6 /100 | #176 | Average 97.9% |
| 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% |
Demographics Similar to South Africans by 1st Grade
In terms of 1st grade, the demographic groups most similar to South Africans are Immigrants from India (98.2%, a difference of 0.0%), Immigrants from Germany (98.2%, a difference of 0.0%), Immigrants from Western Europe (98.3%, a difference of 0.010%), Macedonian (98.3%, a difference of 0.010%), and Cypriot (98.2%, a difference of 0.010%).
| Demographics | Rating | Rank | 1st Grade |
| Immigrants | Australia | 99.0 /100 | #87 | Exceptional 98.3% |
| Zimbabweans | 98.9 /100 | #88 | Exceptional 98.3% |
| Immigrants | South Africa | 98.8 /100 | #89 | Exceptional 98.3% |
| Ukrainians | 98.8 /100 | #90 | Exceptional 98.3% |
| Immigrants | Western Europe | 98.8 /100 | #91 | Exceptional 98.3% |
| Macedonians | 98.7 /100 | #92 | Exceptional 98.3% |
| Immigrants | India | 98.6 /100 | #93 | Exceptional 98.2% |
| South Africans | 98.6 /100 | #94 | Exceptional 98.2% |
| Immigrants | Germany | 98.5 /100 | #95 | Exceptional 98.2% |
| Cypriots | 98.3 /100 | #96 | Exceptional 98.2% |
| Immigrants | Nonimmigrants | 98.3 /100 | #97 | Exceptional 98.2% |
| Choctaw | 98.3 /100 | #98 | Exceptional 98.2% |
| Puget Sound Salish | 98.2 /100 | #99 | Exceptional 98.2% |
| Colville | 98.0 /100 | #100 | Exceptional 98.2% |
| Romanians | 97.8 /100 | #101 | Exceptional 98.2% |