Sri Lankan vs Immigrants from Bulgaria 9th Grade

The statistical analysis conducted on geographies consisting of 440,593,537 people shows a poor negative correlation between the proportion of Sri Lankans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.136 and weighted average of 93.2%. Similarly, the statistical analysis conducted on geographies consisting of 172,552,181 people shows a near-perfect negative correlation between the proportion of Immigrants from Bulgaria and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.923 and weighted average of 95.5%, a difference of 2.5%.

9th Grade Correlation Summary

Measurement	Sri Lankan	Immigrants from Bulgaria
Minimum	71.3%	52.9%
Maximum	100.0%	100.0%
Range	28.7%	47.1%
Mean	90.0%	94.7%
Median	90.8%	96.8%
Interquartile 25% (IQ1)	85.9%	95.3%
Interquartile 75% (IQ3)	94.4%	98.5%
Interquartile Range (IQR)	8.5%	3.2%
Standard Deviation (Sample)	6.4%	9.8%
Standard Deviation (Population)	6.4%	9.5%

Similar Demographics by 9th Grade

Demographics Similar to Sri Lankans by 9th Grade

In terms of 9th grade, the demographic groups most similar to Sri Lankans are Cuban (93.2%, a difference of 0.0%), Immigrants from Laos (93.2%, a difference of 0.010%), Immigrants from Burma/Myanmar (93.1%, a difference of 0.020%), British West Indian (93.2%, a difference of 0.030%), and Indonesian (93.1%, a difference of 0.030%).

Demographics	Rating \| Rank	9th Grade
Immigrants \| Barbados	0.0 /100 \| #286	Tragic 93.4%
Immigrants \| St. Vincent and the Grenadines	0.0 /100 \| #287	Tragic 93.4%
Immigrants \| South Eastern Asia	0.0 /100 \| #288	Tragic 93.3%
Immigrants \| West Indies	0.0 /100 \| #289	Tragic 93.3%
Pennsylvania Germans	0.0 /100 \| #290	Tragic 93.3%
British West Indians	0.0 /100 \| #291	Tragic 93.2%
Immigrants \| Laos	0.0 /100 \| #292	Tragic 93.2%
Sri Lankans	0.0 /100 \| #293	Tragic 93.2%
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%

Demographics Similar to Immigrants from Bulgaria by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Bulgaria are Chickasaw (95.5%, a difference of 0.0%), Osage (95.5%, a difference of 0.0%), Immigrants from Zimbabwe (95.5%, a difference of 0.010%), Immigrants from Norway (95.5%, a difference of 0.020%), and Cherokee (95.4%, a difference of 0.020%).

Demographics	Rating \| Rank	9th Grade
Potawatomi	97.7 /100 \| #103	Exceptional 95.5%
Syrians	97.4 /100 \| #104	Exceptional 95.5%
Immigrants \| France	97.4 /100 \| #105	Exceptional 95.5%
Immigrants \| Norway	97.1 /100 \| #106	Exceptional 95.5%
Immigrants \| Zimbabwe	96.9 /100 \| #107	Exceptional 95.5%
Chickasaw	96.8 /100 \| #108	Exceptional 95.5%
Osage	96.8 /100 \| #109	Exceptional 95.5%
Immigrants \| Bulgaria	96.7 /100 \| #110	Exceptional 95.5%
Cherokee	96.3 /100 \| #111	Exceptional 95.4%
Immigrants \| Croatia	96.2 /100 \| #112	Exceptional 95.4%
Iroquois	96.2 /100 \| #113	Exceptional 95.4%
German Russians	96.1 /100 \| #114	Exceptional 95.4%
Burmese	96.0 /100 \| #115	Exceptional 95.4%
Immigrants \| Europe	95.7 /100 \| #116	Exceptional 95.4%
Immigrants \| Romania	95.6 /100 \| #117	Exceptional 95.4%