Costa Rican vs Immigrants from Haiti 9th Grade

The statistical analysis conducted on geographies consisting of 253,601,730 people shows a poor positive correlation between the proportion of Costa Ricans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.130 and weighted average of 94.3%. Similarly, the statistical analysis conducted on geographies consisting of 225,286,322 people shows a mild negative correlation between the proportion of Immigrants from Haiti and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.365 and weighted average of 92.7%, a difference of 1.7%.

9th Grade Correlation Summary

Measurement	Costa Rican	Immigrants from Haiti
Minimum	85.3%	74.2%
Maximum	100.0%	100.0%
Range	14.7%	25.8%
Mean	94.5%	91.4%
Median	94.7%	92.9%
Interquartile 25% (IQ1)	92.9%	89.4%
Interquartile 75% (IQ3)	96.9%	94.2%
Interquartile Range (IQR)	4.0%	4.7%
Standard Deviation (Sample)	3.5%	4.5%
Standard Deviation (Population)	3.4%	4.5%

Similar Demographics by 9th Grade

Demographics Similar to Costa Ricans by 9th Grade

In terms of 9th grade, the demographic groups most similar to Costa Ricans are Nigerian (94.3%, a difference of 0.010%), Bolivian (94.3%, a difference of 0.010%), Immigrants from Panama (94.3%, a difference of 0.020%), Immigrants from Africa (94.3%, a difference of 0.020%), and Apache (94.3%, a difference of 0.030%).

Demographics	Rating \| Rank	9th Grade
Immigrants \| Sierra Leone	4.8 /100 \| #227	Tragic 94.4%
Lumbee	4.7 /100 \| #228	Tragic 94.4%
Immigrants \| Southern Europe	4.5 /100 \| #229	Tragic 94.3%
Apache	4.2 /100 \| #230	Tragic 94.3%
Immigrants \| Panama	4.0 /100 \| #231	Tragic 94.3%
Immigrants \| Africa	3.9 /100 \| #232	Tragic 94.3%
Nigerians	3.7 /100 \| #233	Tragic 94.3%
Costa Ricans	3.5 /100 \| #234	Tragic 94.3%
Bolivians	3.3 /100 \| #235	Tragic 94.3%
Somalis	2.9 /100 \| #236	Tragic 94.3%
Koreans	2.9 /100 \| #237	Tragic 94.3%
South American Indians	2.8 /100 \| #238	Tragic 94.3%
Immigrants \| China	2.8 /100 \| #239	Tragic 94.3%
Immigrants \| Ethiopia	2.7 /100 \| #240	Tragic 94.3%
Spanish Americans	2.6 /100 \| #241	Tragic 94.2%

Demographics Similar to Immigrants from Haiti by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Haiti are Immigrants from Dominica (92.7%, a difference of 0.080%), Guyanese (92.7%, a difference of 0.10%), Tohono O'odham (92.6%, a difference of 0.12%), Japanese (92.6%, a difference of 0.14%), and Immigrants from Vietnam (92.6%, a difference of 0.15%).

Demographics	Rating \| Rank	9th Grade
Cubans	0.0 /100 \| #294	Tragic 93.2%
Immigrants \| Burma/Myanmar	0.0 /100 \| #295	Tragic 93.1%
Indonesians	0.0 /100 \| #296	Tragic 93.1%
Fijians	0.0 /100 \| #297	Tragic 93.1%
Haitians	0.0 /100 \| #298	Tragic 93.1%
Immigrants \| Grenada	0.0 /100 \| #299	Tragic 93.0%
Yaqui	0.0 /100 \| #300	Tragic 92.9%
Immigrants \| Haiti	0.0 /100 \| #301	Tragic 92.7%
Immigrants \| Dominica	0.0 /100 \| #302	Tragic 92.7%
Guyanese	0.0 /100 \| #303	Tragic 92.7%
Tohono O'odham	0.0 /100 \| #304	Tragic 92.6%
Japanese	0.0 /100 \| #305	Tragic 92.6%
Immigrants \| Vietnam	0.0 /100 \| #306	Tragic 92.6%
Immigrants \| Immigrants	0.0 /100 \| #307	Tragic 92.5%
Immigrants \| Guyana	0.0 /100 \| #308	Tragic 92.5%