English vs South African 9th Grade
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English
South African
9th Grade
9th Grade Comparison
English
South Africans
96.6%
9TH GRADE
100.0/ 100
METRIC RATING
12th/ 347
METRIC RANK
95.6%
9TH GRADE
98.8/ 100
METRIC RATING
90th/ 347
METRIC RANK
English vs South African 9th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 579,981,193 people shows a poor positive correlation between the proportion of English and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.185 and weighted average of 96.6%. Similarly, the statistical analysis conducted on geographies consisting of 182,604,532 people shows a moderate positive correlation between the proportion of South Africans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.413 and weighted average of 95.6%, a difference of 0.98%.
9th Grade Correlation Summary
| Measurement | English | South African |
| Minimum | 82.5% | 91.9% |
| Maximum | 100.0% | 100.0% |
| Range | 17.5% | 8.1% |
| Mean | 96.9% | 97.9% |
| Median | 97.8% | 98.2% |
| Interquartile 25% (IQ1) | 96.3% | 96.6% |
| Interquartile 75% (IQ3) | 98.6% | 100.0% |
| Interquartile Range (IQR) | 2.2% | 3.4% |
| Standard Deviation (Sample) | 3.3% | 2.3% |
| Standard Deviation (Population) | 3.3% | 2.3% |
Similar Demographics by 9th Grade
Demographics Similar to English by 9th Grade
In terms of 9th grade, the demographic groups most similar to English are Lithuanian (96.6%, a difference of 0.020%), Finnish (96.6%, a difference of 0.020%), Danish (96.5%, a difference of 0.040%), Scottish (96.5%, a difference of 0.050%), and Irish (96.5%, a difference of 0.050%).
| Demographics | Rating | Rank | 9th Grade |
| 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% |
| Croatians | 100.0 /100 | #16 | Exceptional 96.5% |
| Dutch | 100.0 /100 | #17 | Exceptional 96.5% |
| Scandinavians | 100.0 /100 | #18 | Exceptional 96.5% |
| Welsh | 100.0 /100 | #19 | Exceptional 96.4% |
Demographics Similar to South Africans by 9th Grade
In terms of 9th grade, the demographic groups most similar to South Africans are Immigrants from Czechoslovakia (95.7%, a difference of 0.010%), Yugoslavian (95.7%, a difference of 0.010%), Creek (95.6%, a difference of 0.010%), Immigrants from Saudi Arabia (95.6%, a difference of 0.010%), and Okinawan (95.7%, a difference of 0.020%).
| Demographics | Rating | Rank | 9th Grade |
| Swiss | 99.2 /100 | #83 | Exceptional 95.7% |
| Immigrants | Denmark | 99.1 /100 | #84 | Exceptional 95.7% |
| Icelanders | 99.1 /100 | #85 | Exceptional 95.7% |
| Immigrants | Western Europe | 99.1 /100 | #86 | Exceptional 95.7% |
| Okinawans | 99.0 /100 | #87 | Exceptional 95.7% |
| Immigrants | Czechoslovakia | 98.9 /100 | #88 | Exceptional 95.7% |
| Yugoslavians | 98.9 /100 | #89 | Exceptional 95.7% |
| South Africans | 98.8 /100 | #90 | Exceptional 95.6% |
| Creek | 98.8 /100 | #91 | Exceptional 95.6% |
| Immigrants | Saudi Arabia | 98.8 /100 | #92 | Exceptional 95.6% |
| Immigrants | Germany | 98.7 /100 | #93 | Exceptional 95.6% |
| Immigrants | Latvia | 98.7 /100 | #94 | Exceptional 95.6% |
| Americans | 98.5 /100 | #95 | Exceptional 95.6% |
| Filipinos | 98.5 /100 | #96 | Exceptional 95.6% |
| Delaware | 98.4 /100 | #97 | Exceptional 95.6% |