Immigrants from Latvia vs Tongan 4th Grade

The statistical analysis conducted on geographies consisting of 113,724,291 people shows a moderate positive correlation between the proportion of Immigrants from Latvia and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.426 and weighted average of 97.8%. Similarly, the statistical analysis conducted on geographies consisting of 102,877,776 people shows a moderate positive correlation between the proportion of Tongans and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.406 and weighted average of 97.3%, a difference of 0.59%.

4th Grade Correlation Summary

Measurement	Immigrants from Latvia	Tongan
Minimum	96.2%	94.1%
Maximum	100.0%	100.0%
Range	3.8%	5.9%
Mean	99.0%	97.9%
Median	99.3%	98.1%
Interquartile 25% (IQ1)	98.3%	96.9%
Interquartile 75% (IQ3)	100.0%	99.0%
Interquartile Range (IQR)	1.7%	2.1%
Standard Deviation (Sample)	1.1%	1.4%
Standard Deviation (Population)	1.1%	1.4%

Similar Demographics by 4th Grade

Demographics Similar to Immigrants from Latvia by 4th Grade

In terms of 4th grade, the demographic groups most similar to Immigrants from Latvia are Thai (97.8%, a difference of 0.0%), Immigrants from Czechoslovakia (97.9%, a difference of 0.020%), Bhutanese (97.9%, a difference of 0.020%), Immigrants from Singapore (97.9%, a difference of 0.020%), and Immigrants from Switzerland (97.8%, a difference of 0.020%).

Demographics	Rating \| Rank	4th Grade
Choctaw	97.9 /100 \| #102	Exceptional 97.9%
Puget Sound Salish	97.7 /100 \| #103	Exceptional 97.9%
Immigrants \| Nonimmigrants	97.5 /100 \| #104	Exceptional 97.9%
German Russians	97.5 /100 \| #105	Exceptional 97.9%
Immigrants \| Czechoslovakia	97.5 /100 \| #106	Exceptional 97.9%
Bhutanese	97.4 /100 \| #107	Exceptional 97.9%
Immigrants \| Singapore	97.3 /100 \| #108	Exceptional 97.9%
Immigrants \| Latvia	96.8 /100 \| #109	Exceptional 97.8%
Thais	96.7 /100 \| #110	Exceptional 97.8%
Immigrants \| Switzerland	96.1 /100 \| #111	Exceptional 97.8%
Okinawans	96.0 /100 \| #112	Exceptional 97.8%
Basques	95.8 /100 \| #113	Exceptional 97.8%
Iroquois	95.4 /100 \| #114	Exceptional 97.8%
Lebanese	95.4 /100 \| #115	Exceptional 97.8%
Immigrants \| Croatia	95.2 /100 \| #116	Exceptional 97.8%

Demographics Similar to Tongans by 4th Grade

In terms of 4th grade, the demographic groups most similar to Tongans are Sierra Leonean (97.3%, a difference of 0.010%), Iraqi (97.3%, a difference of 0.010%), South American Indian (97.3%, a difference of 0.010%), Immigrants from Panama (97.3%, a difference of 0.010%), and Immigrants from Lebanon (97.3%, a difference of 0.010%).

Demographics	Rating \| Rank	4th Grade
Tohono O'odham	8.4 /100 \| #212	Tragic 97.3%
Costa Ricans	8.3 /100 \| #213	Tragic 97.3%
Immigrants \| Nepal	7.7 /100 \| #214	Tragic 97.3%
Immigrants \| Morocco	7.1 /100 \| #215	Tragic 97.3%
Samoans	6.8 /100 \| #216	Tragic 97.3%
Sierra Leoneans	6.5 /100 \| #217	Tragic 97.3%
Iraqis	6.3 /100 \| #218	Tragic 97.3%
Tongans	5.8 /100 \| #219	Tragic 97.3%
South American Indians	5.5 /100 \| #220	Tragic 97.3%
Immigrants \| Panama	5.4 /100 \| #221	Tragic 97.3%
Immigrants \| Lebanon	5.1 /100 \| #222	Tragic 97.3%
Immigrants \| Sudan	5.0 /100 \| #223	Tragic 97.2%
Immigrants \| Syria	5.0 /100 \| #224	Tragic 97.2%
Immigrants \| Iraq	4.6 /100 \| #225	Tragic 97.2%
Bahamians	3.8 /100 \| #226	Tragic 97.2%