Immigrants from Bulgaria vs Spanish 7th Grade

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 7th grade education in the United States with a correlation coefficient (R) of -0.936 and weighted average of 96.4%. Similarly, the statistical analysis conducted on geographies consisting of 422,189,188 people shows a substantial positive correlation between the proportion of Spanish and percentage of population with at least 7th grade education in the United States with a correlation coefficient (R) of 0.513 and weighted average of 96.3%, a difference of 0.14%.

7th Grade Correlation Summary

Measurement	Immigrants from Bulgaria	Spanish
Minimum	52.9%	87.4%
Maximum	100.0%	100.0%
Range	47.1%	12.6%
Mean	95.4%	98.2%
Median	97.4%	98.7%
Interquartile 25% (IQ1)	96.5%	97.0%
Interquartile 75% (IQ3)	99.2%	100.0%
Interquartile Range (IQR)	2.7%	3.0%
Standard Deviation (Sample)	9.9%	2.2%
Standard Deviation (Population)	9.6%	2.2%

Demographics Similar to Immigrants from Bulgaria and Spanish by 7th Grade

In terms of 7th grade, the demographic groups most similar to Immigrants from Bulgaria are Immigrants from Switzerland (96.5%, a difference of 0.010%), Palestinian (96.4%, a difference of 0.010%), Immigrants from Bosnia and Herzegovina (96.4%, a difference of 0.020%), Immigrants from Romania (96.4%, a difference of 0.020%), and Immigrants from North Macedonia (96.4%, a difference of 0.020%). Similarly, the demographic groups most similar to Spanish are Immigrants from South Central Asia (96.3%, a difference of 0.010%), Burmese (96.3%, a difference of 0.010%), Immigrants from Greece (96.3%, a difference of 0.010%), Cambodian (96.3%, a difference of 0.020%), and Basque (96.4%, a difference of 0.040%).

Demographics	Rating \| Rank	7th Grade
Immigrants \| Switzerland	94.5 /100 \| #124	Exceptional 96.5%
Immigrants \| Bulgaria	94.0 /100 \| #125	Exceptional 96.4%
Palestinians	93.5 /100 \| #126	Exceptional 96.4%
Immigrants \| Bosnia and Herzegovina	93.3 /100 \| #127	Exceptional 96.4%
Immigrants \| Romania	93.2 /100 \| #128	Exceptional 96.4%
Immigrants \| North Macedonia	93.1 /100 \| #129	Exceptional 96.4%
Immigrants \| Serbia	92.8 /100 \| #130	Exceptional 96.4%
Filipinos	92.1 /100 \| #131	Exceptional 96.4%
Colville	91.7 /100 \| #132	Exceptional 96.4%
Hmong	91.5 /100 \| #133	Exceptional 96.4%
Soviet Union	91.2 /100 \| #134	Exceptional 96.4%
Immigrants \| Kuwait	91.1 /100 \| #135	Exceptional 96.4%
Immigrants \| Hungary	90.6 /100 \| #136	Exceptional 96.4%
Immigrants \| Turkey	90.2 /100 \| #137	Exceptional 96.4%
Jordanians	90.0 /100 \| #138	Excellent 96.4%
Basques	89.3 /100 \| #139	Excellent 96.4%
Cambodians	88.3 /100 \| #140	Excellent 96.3%
Immigrants \| South Central Asia	87.1 /100 \| #141	Excellent 96.3%
Burmese	87.1 /100 \| #142	Excellent 96.3%
Spanish	86.6 /100 \| #143	Excellent 96.3%
Immigrants \| Greece	85.9 /100 \| #144	Excellent 96.3%