Subsaharan African vs Immigrants from Trinidad and Tobago Doctorate Degree

The statistical analysis conducted on geographies consisting of 497,272,855 people shows a weak negative correlation between the proportion of Sub-Saharan Africans and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of -0.255 and weighted average of 1.8%. Similarly, the statistical analysis conducted on geographies consisting of 222,674,417 people shows a weak negative correlation between the proportion of Immigrants from Trinidad and Tobago and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of -0.295 and weighted average of 1.5%, a difference of 19.6%.

Doctorate Degree Correlation Summary

Measurement	Subsaharan African	Immigrants from Trinidad and Tobago
Minimum	0.094%	0.28%
Maximum	3.4%	3.0%
Range	3.3%	2.8%
Mean	1.6%	1.2%
Median	1.7%	1.2%
Interquartile 25% (IQ1)	1.0%	0.71%
Interquartile 75% (IQ3)	1.9%	1.6%
Interquartile Range (IQR)	0.89%	0.93%
Standard Deviation (Sample)	0.72%	0.63%
Standard Deviation (Population)	0.71%	0.63%

Similar Demographics by Doctorate Degree

Demographics Similar to Sub-Saharan Africans by Doctorate Degree

In terms of doctorate degree, the demographic groups most similar to Sub-Saharan Africans are Chinese (1.8%, a difference of 0.0%), Immigrants from Somalia (1.8%, a difference of 0.070%), Immigrants from Ghana (1.8%, a difference of 0.090%), Uruguayan (1.8%, a difference of 0.22%), and Immigrants from South America (1.8%, a difference of 0.38%).

Demographics	Rating \| Rank	Doctorate Degree
French Canadians	30.2 /100 \| #189	Fair 1.8%
Immigrants \| Costa Rica	30.2 /100 \| #190	Fair 1.8%
South Americans	29.5 /100 \| #191	Fair 1.8%
Dutch	27.4 /100 \| #192	Fair 1.8%
German Russians	27.1 /100 \| #193	Fair 1.8%
Uruguayans	26.2 /100 \| #194	Fair 1.8%
Immigrants \| Somalia	25.4 /100 \| #195	Fair 1.8%
Sub-Saharan Africans	25.1 /100 \| #196	Fair 1.8%
Chinese	25.1 /100 \| #197	Fair 1.8%
Immigrants \| Ghana	24.6 /100 \| #198	Fair 1.8%
Immigrants \| South America	23.3 /100 \| #199	Fair 1.8%
Whites/Caucasians	22.8 /100 \| #200	Fair 1.8%
Immigrants \| Nigeria	22.4 /100 \| #201	Fair 1.8%
Portuguese	21.4 /100 \| #202	Fair 1.8%
Immigrants \| Vietnam	21.4 /100 \| #203	Fair 1.8%

Demographics Similar to Immigrants from Trinidad and Tobago by Doctorate Degree

In terms of doctorate degree, the demographic groups most similar to Immigrants from Trinidad and Tobago are Salvadoran (1.5%, a difference of 0.070%), Immigrants from Barbados (1.5%, a difference of 0.090%), Crow (1.5%, a difference of 0.10%), Kiowa (1.5%, a difference of 0.19%), and U.S. Virgin Islander (1.5%, a difference of 0.19%).

Demographics	Rating \| Rank	Doctorate Degree
Blackfeet	0.7 /100 \| #264	Tragic 1.5%
Nicaraguans	0.6 /100 \| #265	Tragic 1.5%
Immigrants \| Liberia	0.5 /100 \| #266	Tragic 1.5%
Kiowa	0.5 /100 \| #267	Tragic 1.5%
U.S. Virgin Islanders	0.5 /100 \| #268	Tragic 1.5%
Crow	0.5 /100 \| #269	Tragic 1.5%
Salvadorans	0.5 /100 \| #270	Tragic 1.5%
Immigrants \| Trinidad and Tobago	0.5 /100 \| #271	Tragic 1.5%
Immigrants \| Barbados	0.4 /100 \| #272	Tragic 1.5%
Sioux	0.4 /100 \| #273	Tragic 1.5%
Yaqui	0.4 /100 \| #274	Tragic 1.5%
Aleuts	0.4 /100 \| #275	Tragic 1.5%
Paiute	0.4 /100 \| #276	Tragic 1.5%
Bahamians	0.4 /100 \| #277	Tragic 1.5%
Hawaiians	0.4 /100 \| #278	Tragic 1.5%