Immigrants from Czechoslovakia vs Puerto Rican 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 528,320,060 people shows a mild negative correlation between the proportion of Puerto Ricans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.357 and weighted average of 91.8%, a difference of 4.2%.

9th Grade Correlation Summary

Measurement	Immigrants from Czechoslovakia	Puerto Rican
Minimum	86.9%	71.8%
Maximum	100.0%	100.0%
Range	13.1%	28.2%
Mean	97.1%	91.4%
Median	97.5%	92.3%
Interquartile 25% (IQ1)	95.9%	89.5%
Interquartile 75% (IQ3)	99.7%	94.8%
Interquartile Range (IQR)	3.8%	5.3%
Standard Deviation (Sample)	2.8%	5.3%
Standard Deviation (Population)	2.7%	5.3%

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 Puerto Ricans by 9th Grade

In terms of 9th grade, the demographic groups most similar to Puerto Ricans are Belizean (91.8%, a difference of 0.0%), Immigrants from Ecuador (91.8%, a difference of 0.030%), Immigrants from Belize (91.8%, a difference of 0.060%), Nicaraguan (91.9%, a difference of 0.090%), and Ecuadorian (91.9%, a difference of 0.14%).

Demographics	Rating \| Rank	9th Grade
Cape Verdeans	0.0 /100 \| #316	Tragic 92.2%
Immigrants \| Cuba	0.0 /100 \| #317	Tragic 92.2%
Nepalese	0.0 /100 \| #318	Tragic 92.0%
Ecuadorians	0.0 /100 \| #319	Tragic 91.9%
Nicaraguans	0.0 /100 \| #320	Tragic 91.9%
Immigrants \| Ecuador	0.0 /100 \| #321	Tragic 91.8%
Belizeans	0.0 /100 \| #322	Tragic 91.8%
Puerto Ricans	0.0 /100 \| #323	Tragic 91.8%
Immigrants \| Belize	0.0 /100 \| #324	Tragic 91.8%
Central American Indians	0.0 /100 \| #325	Tragic 91.5%
Immigrants \| Armenia	0.0 /100 \| #326	Tragic 91.4%
Immigrants \| Nicaragua	0.0 /100 \| #327	Tragic 91.3%
Dominicans	0.0 /100 \| #328	Tragic 91.1%
Hondurans	0.0 /100 \| #329	Tragic 91.0%
Immigrants \| Cabo Verde	0.0 /100 \| #330	Tragic 90.9%