Immigrants from Sri Lanka vs South African 9th Grade

The statistical analysis conducted on geographies consisting of 149,660,761 people shows a weak positive correlation between the proportion of Immigrants from Sri Lanka and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.223 and weighted average of 95.1%. 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 0.53%.

9th Grade Correlation Summary

Measurement	Immigrants from Sri Lanka	South African
Minimum	90.7%	91.9%
Maximum	100.0%	100.0%
Range	9.3%	8.1%
Mean	96.5%	97.9%
Median	96.5%	98.2%
Interquartile 25% (IQ1)	95.3%	96.6%
Interquartile 75% (IQ3)	98.1%	100.0%
Interquartile Range (IQR)	2.8%	3.4%
Standard Deviation (Sample)	2.0%	2.3%
Standard Deviation (Population)	1.9%	2.3%

Similar Demographics by 9th Grade

Demographics Similar to Immigrants from Sri Lanka by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Sri Lanka are Pueblo (95.1%, a difference of 0.0%), Choctaw (95.1%, a difference of 0.0%), Immigrants from Jordan (95.1%, a difference of 0.010%), Yup'ik (95.2%, a difference of 0.020%), and Immigrants from Greece (95.2%, a difference of 0.030%).

Demographics	Rating \| Rank	9th Grade
Immigrants \| Eastern Europe	85.8 /100 \| #139	Excellent 95.2%
Immigrants \| Taiwan	85.3 /100 \| #140	Excellent 95.2%
Immigrants \| Bosnia and Herzegovina	85.2 /100 \| #141	Excellent 95.2%
Immigrants \| Greece	84.6 /100 \| #142	Excellent 95.2%
Spanish	84.4 /100 \| #143	Excellent 95.2%
Yup'ik	83.3 /100 \| #144	Excellent 95.2%
Pueblo	82.2 /100 \| #145	Excellent 95.1%
Immigrants \| Sri Lanka	82.1 /100 \| #146	Excellent 95.1%
Choctaw	81.9 /100 \| #147	Excellent 95.1%
Immigrants \| Jordan	81.2 /100 \| #148	Excellent 95.1%
Immigrants \| Korea	79.6 /100 \| #149	Good 95.1%
Kenyans	79.1 /100 \| #150	Good 95.1%
Cajuns	77.3 /100 \| #151	Good 95.1%
Ugandans	77.0 /100 \| #152	Good 95.1%
Albanians	76.1 /100 \| #153	Good 95.1%

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%