Okinawan vs Immigrants from Ghana 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 199,952,023 people shows a weak positive correlation between the proportion of Immigrants from Ghana and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.254 and weighted average of 96.9%, a difference of 0.95%.

4th Grade Correlation Summary

Measurement	Okinawan	Immigrants from Ghana
Minimum	95.8%	92.2%
Maximum	100.0%	100.0%
Range	4.2%	7.8%
Mean	98.6%	97.1%
Median	98.6%	97.1%
Interquartile 25% (IQ1)	97.9%	96.1%
Interquartile 75% (IQ3)	99.6%	98.3%
Interquartile Range (IQR)	1.7%	2.2%
Standard Deviation (Sample)	1.1%	1.9%
Standard Deviation (Population)	1.1%	1.8%

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 Ghana by 4th Grade

In terms of 4th grade, the demographic groups most similar to Immigrants from Ghana are Yaqui (96.9%, a difference of 0.0%), Trinidadian and Tobagonian (96.9%, a difference of 0.010%), Immigrants from Western Africa (96.9%, a difference of 0.010%), Immigrants from Bolivia (96.9%, a difference of 0.010%), and Immigrants from Peru (96.9%, a difference of 0.020%).

Demographics	Rating \| Rank	4th Grade
Ghanaians	0.2 /100 \| #268	Tragic 97.0%
Immigrants \| Uzbekistan	0.2 /100 \| #269	Tragic 96.9%
Cubans	0.2 /100 \| #270	Tragic 96.9%
Immigrants \| Peru	0.1 /100 \| #271	Tragic 96.9%
Fijians	0.1 /100 \| #272	Tragic 96.9%
Immigrants \| Cameroon	0.1 /100 \| #273	Tragic 96.9%
Trinidadians and Tobagonians	0.1 /100 \| #274	Tragic 96.9%
Immigrants \| Ghana	0.1 /100 \| #275	Tragic 96.9%
Yaqui	0.1 /100 \| #276	Tragic 96.9%
Immigrants \| Western Africa	0.1 /100 \| #277	Tragic 96.9%
Immigrants \| Bolivia	0.1 /100 \| #278	Tragic 96.9%
Afghans	0.1 /100 \| #279	Tragic 96.9%
Barbadians	0.1 /100 \| #280	Tragic 96.9%
Immigrants \| Hong Kong	0.1 /100 \| #281	Tragic 96.9%
Immigrants \| Trinidad and Tobago	0.1 /100 \| #282	Tragic 96.8%