Tongan vs Immigrants from South Africa Doctorate Degree

The statistical analysis conducted on geographies consisting of 102,428,868 people shows a weak positive correlation between the proportion of Tongans and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of 0.256 and weighted average of 1.7%. Similarly, the statistical analysis conducted on geographies consisting of 232,384,340 people shows a substantial negative correlation between the proportion of Immigrants from South Africa and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of -0.543 and weighted average of 2.4%, a difference of 41.8%.

Doctorate Degree Correlation Summary

Measurement	Tongan	Immigrants from South Africa
Minimum	0.15%	0.27%
Maximum	7.5%	5.3%
Range	7.4%	5.1%
Mean	1.9%	2.4%
Median	1.4%	2.2%
Interquartile 25% (IQ1)	0.79%	1.1%
Interquartile 75% (IQ3)	2.0%	3.5%
Interquartile Range (IQR)	1.2%	2.4%
Standard Deviation (Sample)	1.7%	1.4%
Standard Deviation (Population)	1.7%	1.4%

Similar Demographics by Doctorate Degree

Demographics Similar to Tongans by Doctorate Degree

In terms of doctorate degree, the demographic groups most similar to Tongans are Immigrants from Armenia (1.7%, a difference of 0.010%), Immigrants from Western Africa (1.7%, a difference of 0.080%), Immigrants from South Eastern Asia (1.7%, a difference of 0.14%), Colombian (1.7%, a difference of 0.27%), and Korean (1.7%, a difference of 0.29%).

Demographics	Rating \| Rank	Doctorate Degree
Immigrants \| Vietnam	21.4 /100 \| #203	Fair 1.8%
Somalis	21.2 /100 \| #204	Fair 1.7%
Venezuelans	19.5 /100 \| #205	Poor 1.7%
Immigrants \| Peru	17.6 /100 \| #206	Poor 1.7%
Yugoslavians	17.1 /100 \| #207	Poor 1.7%
Colombians	16.1 /100 \| #208	Poor 1.7%
Immigrants \| Western Africa	15.4 /100 \| #209	Poor 1.7%
Tongans	15.1 /100 \| #210	Poor 1.7%
Immigrants \| Armenia	15.1 /100 \| #211	Poor 1.7%
Immigrants \| South Eastern Asia	14.7 /100 \| #212	Poor 1.7%
Koreans	14.2 /100 \| #213	Poor 1.7%
Pueblo	14.2 /100 \| #214	Poor 1.7%
Alaskan Athabascans	13.8 /100 \| #215	Poor 1.7%
Immigrants \| Burma/Myanmar	13.5 /100 \| #216	Poor 1.7%
Spanish Americans	12.9 /100 \| #217	Poor 1.7%

Demographics Similar to Immigrants from South Africa by Doctorate Degree

In terms of doctorate degree, the demographic groups most similar to Immigrants from South Africa are Immigrants from Austria (2.4%, a difference of 0.14%), Immigrants from Western Europe (2.4%, a difference of 0.36%), Asian (2.4%, a difference of 0.57%), Immigrants from Asia (2.4%, a difference of 0.70%), and Immigrants from Netherlands (2.5%, a difference of 1.5%).

Demographics	Rating \| Rank	Doctorate Degree
Russians	100.0 /100 \| #38	Exceptional 2.6%
Immigrants \| Ireland	100.0 /100 \| #39	Exceptional 2.5%
Estonians	100.0 /100 \| #40	Exceptional 2.5%
Immigrants \| Russia	100.0 /100 \| #41	Exceptional 2.5%
New Zealanders	100.0 /100 \| #42	Exceptional 2.5%
Soviet Union	100.0 /100 \| #43	Exceptional 2.5%
Immigrants \| Netherlands	100.0 /100 \| #44	Exceptional 2.5%
Immigrants \| South Africa	100.0 /100 \| #45	Exceptional 2.4%
Immigrants \| Austria	100.0 /100 \| #46	Exceptional 2.4%
Immigrants \| Western Europe	100.0 /100 \| #47	Exceptional 2.4%
Asians	100.0 /100 \| #48	Exceptional 2.4%
Immigrants \| Asia	100.0 /100 \| #49	Exceptional 2.4%
Immigrants \| Norway	100.0 /100 \| #50	Exceptional 2.4%
Australians	100.0 /100 \| #51	Exceptional 2.4%
Bulgarians	100.0 /100 \| #52	Exceptional 2.4%