Immigrants from South Africa vs Portuguese 10th Grade

The statistical analysis conducted on geographies consisting of 233,321,693 people shows a moderate positive correlation between the proportion of Immigrants from South Africa and percentage of population with at least 10th grade education in the United States with a correlation coefficient (R) of 0.427 and weighted average of 94.8%. Similarly, the statistical analysis conducted on geographies consisting of 450,343,001 people shows no correlation between the proportion of Portuguese and percentage of population with at least 10th grade education in the United States with a correlation coefficient (R) of 0.046 and weighted average of 93.3%, a difference of 1.6%.

10th Grade Correlation Summary

Measurement	Immigrants from South Africa	Portuguese
Minimum	91.8%	81.9%
Maximum	100.0%	100.0%
Range	8.2%	18.1%
Mean	97.1%	93.6%
Median	96.9%	93.9%
Interquartile 25% (IQ1)	95.5%	91.3%
Interquartile 75% (IQ3)	99.5%	96.8%
Interquartile Range (IQR)	3.9%	5.5%
Standard Deviation (Sample)	2.2%	4.5%
Standard Deviation (Population)	2.2%	4.5%

Similar Demographics by 10th Grade

Demographics Similar to Immigrants from South Africa by 10th Grade

In terms of 10th grade, the demographic groups most similar to Immigrants from South Africa are Romanian (94.8%, a difference of 0.0%), Okinawan (94.8%, a difference of 0.010%), Bhutanese (94.9%, a difference of 0.040%), Canadian (94.9%, a difference of 0.040%), and Immigrants from Sweden (94.9%, a difference of 0.050%).

Demographics	Rating \| Rank	10th Grade
Zimbabweans	99.6 /100 \| #70	Exceptional 94.9%
Alaska Natives	99.6 /100 \| #71	Exceptional 94.9%
Immigrants \| Sweden	99.6 /100 \| #72	Exceptional 94.9%
Bhutanese	99.6 /100 \| #73	Exceptional 94.9%
Canadians	99.6 /100 \| #74	Exceptional 94.9%
Okinawans	99.5 /100 \| #75	Exceptional 94.8%
Romanians	99.5 /100 \| #76	Exceptional 94.8%
Immigrants \| South Africa	99.5 /100 \| #77	Exceptional 94.8%
Filipinos	99.3 /100 \| #78	Exceptional 94.8%
Immigrants \| Czechoslovakia	99.2 /100 \| #79	Exceptional 94.7%
Immigrants \| Denmark	99.2 /100 \| #80	Exceptional 94.7%
Immigrants \| Latvia	99.2 /100 \| #81	Exceptional 94.7%
Swiss	99.1 /100 \| #82	Exceptional 94.7%
Immigrants \| Western Europe	99.1 /100 \| #83	Exceptional 94.7%
Icelanders	99.1 /100 \| #84	Exceptional 94.7%

Demographics Similar to Portuguese by 10th Grade

In terms of 10th grade, the demographic groups most similar to Portuguese are Immigrants from Liberia (93.3%, a difference of 0.040%), Seminole (93.3%, a difference of 0.040%), Immigrants from Eastern Africa (93.4%, a difference of 0.050%), Immigrants from Bahamas (93.4%, a difference of 0.060%), and Immigrants from Oceania (93.4%, a difference of 0.060%).

Demographics	Rating \| Rank	10th Grade
Indians (Asian)	17.6 /100 \| #210	Poor 93.4%
Cajuns	16.9 /100 \| #211	Poor 93.4%
Immigrants \| Zaire	16.7 /100 \| #212	Poor 93.4%
Immigrants \| Asia	15.7 /100 \| #213	Poor 93.4%
Immigrants \| Bahamas	15.2 /100 \| #214	Poor 93.4%
Immigrants \| Oceania	15.1 /100 \| #215	Poor 93.4%
Immigrants \| Eastern Africa	14.7 /100 \| #216	Poor 93.4%
Portuguese	12.1 /100 \| #217	Poor 93.3%
Immigrants \| Liberia	10.2 /100 \| #218	Poor 93.3%
Seminole	10.2 /100 \| #219	Poor 93.3%
Tongans	9.5 /100 \| #220	Tragic 93.3%
Immigrants \| Southern Europe	8.9 /100 \| #221	Tragic 93.2%
Ethiopians	7.9 /100 \| #222	Tragic 93.2%
Immigrants \| Sierra Leone	7.6 /100 \| #223	Tragic 93.2%
Bolivians	6.7 /100 \| #224	Tragic 93.2%