Okinawan vs Immigrants from Sri Lanka 4th Grade

The statistical analysis conducted on geographies consisting of 73,744,614 people shows a moderate positive correlation between the proportion of Okinawans and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.428 and weighted average of 97.8%. Similarly, the statistical analysis conducted on geographies consisting of 149,660,761 people shows a poor positive correlation between the proportion of Immigrants from Sri Lanka and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.154 and weighted average of 97.5%, a difference of 0.30%.

4th Grade Correlation Summary

Measurement	Okinawan	Immigrants from Sri Lanka
Minimum	95.8%	95.0%
Maximum	100.0%	100.0%
Range	4.2%	5.0%
Mean	98.6%	98.2%
Median	98.6%	98.1%
Interquartile 25% (IQ1)	97.9%	97.5%
Interquartile 75% (IQ3)	99.6%	99.2%
Interquartile Range (IQR)	1.7%	1.7%
Standard Deviation (Sample)	1.1%	1.1%
Standard Deviation (Population)	1.1%	1.1%

Similar Demographics by 4th Grade

Demographics Similar to Okinawans by 4th Grade

In terms of 4th grade, the demographic groups most similar to Okinawans are Immigrants from Switzerland (97.8%, a difference of 0.0%), Basque (97.8%, a difference of 0.0%), Iroquois (97.8%, a difference of 0.010%), Lebanese (97.8%, a difference of 0.010%), and Immigrants from Latvia (97.8%, a difference of 0.020%).

Demographics	Rating \| Rank	4th Grade
German Russians	97.5 /100 \| #105	Exceptional 97.9%
Immigrants \| Czechoslovakia	97.5 /100 \| #106	Exceptional 97.9%
Bhutanese	97.4 /100 \| #107	Exceptional 97.9%
Immigrants \| Singapore	97.3 /100 \| #108	Exceptional 97.9%
Immigrants \| Latvia	96.8 /100 \| #109	Exceptional 97.8%
Thais	96.7 /100 \| #110	Exceptional 97.8%
Immigrants \| Switzerland	96.1 /100 \| #111	Exceptional 97.8%
Okinawans	96.0 /100 \| #112	Exceptional 97.8%
Basques	95.8 /100 \| #113	Exceptional 97.8%
Iroquois	95.4 /100 \| #114	Exceptional 97.8%
Lebanese	95.4 /100 \| #115	Exceptional 97.8%
Immigrants \| Croatia	95.2 /100 \| #116	Exceptional 97.8%
Syrians	94.9 /100 \| #117	Exceptional 97.8%
Menominee	94.9 /100 \| #118	Exceptional 97.8%
Immigrants \| Saudi Arabia	94.8 /100 \| #119	Exceptional 97.8%

Demographics Similar to Immigrants from Sri Lanka by 4th Grade

In terms of 4th grade, the demographic groups most similar to Immigrants from Sri Lanka are Immigrants from Spain (97.5%, a difference of 0.0%), Brazilian (97.5%, a difference of 0.0%), Immigrants from Korea (97.5%, a difference of 0.0%), Egyptian (97.5%, a difference of 0.0%), and Chilean (97.5%, a difference of 0.010%).

Demographics	Rating \| Rank	4th Grade
Venezuelans	58.7 /100 \| #165	Average 97.6%
Kenyans	56.5 /100 \| #166	Average 97.5%
Immigrants \| Poland	55.9 /100 \| #167	Average 97.5%
Immigrants \| Belarus	55.8 /100 \| #168	Average 97.5%
Chileans	54.4 /100 \| #169	Average 97.5%
Immigrants \| Spain	51.8 /100 \| #170	Average 97.5%
Brazilians	51.5 /100 \| #171	Average 97.5%
Immigrants \| Sri Lanka	51.1 /100 \| #172	Average 97.5%
Immigrants \| Korea	50.6 /100 \| #173	Average 97.5%
Egyptians	50.0 /100 \| #174	Average 97.5%
Immigrants \| Micronesia	49.6 /100 \| #175	Average 97.5%
Arabs	48.7 /100 \| #176	Average 97.5%
Immigrants \| Brazil	46.1 /100 \| #177	Average 97.5%
Comanche	45.3 /100 \| #178	Average 97.5%
Immigrants \| Kazakhstan	43.6 /100 \| #179	Average 97.5%