Immigrants from Czechoslovakia vs Ghanaian 9th Grade

The statistical analysis conducted on geographies consisting of 195,448,106 people shows a mild positive correlation between the proportion of Immigrants from Czechoslovakia and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.312 and weighted average of 95.7%. Similarly, the statistical analysis conducted on geographies consisting of 190,714,671 people shows a weak positive correlation between the proportion of Ghanaians and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.215 and weighted average of 93.9%, a difference of 1.8%.

9th Grade Correlation Summary

Measurement	Immigrants from Czechoslovakia	Ghanaian
Minimum	86.9%	85.3%
Maximum	100.0%	100.0%
Range	13.1%	14.7%
Mean	97.1%	94.7%
Median	97.5%	95.1%
Interquartile 25% (IQ1)	95.9%	93.2%
Interquartile 75% (IQ3)	99.7%	96.6%
Interquartile Range (IQR)	3.8%	3.4%
Standard Deviation (Sample)	2.8%	3.4%
Standard Deviation (Population)	2.7%	3.4%

Similar Demographics by 9th Grade

Demographics Similar to Immigrants from Czechoslovakia by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Czechoslovakia are Yugoslavian (95.7%, a difference of 0.0%), Okinawan (95.7%, a difference of 0.010%), South African (95.6%, a difference of 0.010%), Creek (95.6%, a difference of 0.020%), and Immigrants from Saudi Arabia (95.6%, a difference of 0.020%).

Demographics	Rating \| Rank	9th Grade
Arapaho	99.3 /100 \| #81	Exceptional 95.7%
Puget Sound Salish	99.2 /100 \| #82	Exceptional 95.7%
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%

Demographics Similar to Ghanaians by 9th Grade

In terms of 9th grade, the demographic groups most similar to Ghanaians are Immigrants from Thailand (93.9%, a difference of 0.0%), Immigrants from Costa Rica (94.0%, a difference of 0.010%), Pima (93.9%, a difference of 0.010%), Immigrants from Afghanistan (94.0%, a difference of 0.020%), and South American (93.9%, a difference of 0.020%).

Demographics	Rating \| Rank	9th Grade
Immigrants \| Senegal	0.9 /100 \| #252	Tragic 94.1%
Colombians	0.8 /100 \| #253	Tragic 94.0%
U.S. Virgin Islanders	0.7 /100 \| #254	Tragic 94.0%
Immigrants \| Nigeria	0.6 /100 \| #255	Tragic 94.0%
Immigrants \| Afghanistan	0.5 /100 \| #256	Tragic 94.0%
Immigrants \| Costa Rica	0.5 /100 \| #257	Tragic 94.0%
Immigrants \| Thailand	0.5 /100 \| #258	Tragic 93.9%
Ghanaians	0.5 /100 \| #259	Tragic 93.9%
Pima	0.4 /100 \| #260	Tragic 93.9%
South Americans	0.4 /100 \| #261	Tragic 93.9%
Immigrants \| Jamaica	0.4 /100 \| #262	Tragic 93.9%
Immigrants \| Uzbekistan	0.4 /100 \| #263	Tragic 93.9%
Immigrants \| Congo	0.4 /100 \| #264	Tragic 93.9%
Natives/Alaskans	0.4 /100 \| #265	Tragic 93.9%
Navajo	0.3 /100 \| #266	Tragic 93.9%