Immigrants from Bulgaria vs Korean Average Family Size

The statistical analysis conducted on geographies consisting of 172,540,373 people shows a strong negative correlation between the proportion of Immigrants from Bulgaria and average family size in the United States with a correlation coefficient (R) of -0.702 and weighted average of 3.16. Similarly, the statistical analysis conducted on geographies consisting of 510,405,149 people shows a substantial positive correlation between the proportion of Koreans and average family size in the United States with a correlation coefficient (R) of 0.580 and weighted average of 3.36, a difference of 6.2%.

Average Family Size Correlation Summary

Measurement	Immigrants from Bulgaria	Korean
Minimum	1.89	2.78
Maximum	3.66	5.10
Range	1.77	2.32
Mean	3.00	3.66
Median	3.09	3.54
Interquartile 25% (IQ1)	2.89	3.37
Interquartile 75% (IQ3)	3.12	3.81
Interquartile Range (IQR)	0.23	0.45
Standard Deviation (Sample)	0.40	0.47
Standard Deviation (Population)	0.39	0.47

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Bulgaria by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Bulgaria are American (3.16, a difference of 0.020%), Immigrants from South Africa (3.16, a difference of 0.070%), Immigrants from Greece (3.16, a difference of 0.080%), Immigrants from North Macedonia (3.16, a difference of 0.10%), and Immigrants from Russia (3.16, a difference of 0.10%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Kazakhstan	1.5 /100 \| #256	Tragic 3.17
Albanians	1.5 /100 \| #257	Tragic 3.17
Turks	1.3 /100 \| #258	Tragic 3.16
Potawatomi	1.3 /100 \| #259	Tragic 3.16
Immigrants \| Albania	1.3 /100 \| #260	Tragic 3.16
Immigrants \| North Macedonia	1.3 /100 \| #261	Tragic 3.16
Immigrants \| Russia	1.3 /100 \| #262	Tragic 3.16
Immigrants \| Bulgaria	1.0 /100 \| #263	Tragic 3.16
Americans	1.0 /100 \| #264	Tragic 3.16
Immigrants \| South Africa	0.9 /100 \| #265	Tragic 3.16
Immigrants \| Greece	0.9 /100 \| #266	Tragic 3.16
Iroquois	0.8 /100 \| #267	Tragic 3.16
Maltese	0.8 /100 \| #268	Tragic 3.16
Immigrants \| Singapore	0.7 /100 \| #269	Tragic 3.16
Tlingit-Haida	0.7 /100 \| #270	Tragic 3.16

Demographics Similar to Koreans by Average Family Size

In terms of average family size, the demographic groups most similar to Koreans are Immigrants from South Eastern Asia (3.36, a difference of 0.020%), Fijian (3.36, a difference of 0.030%), Immigrants from Honduras (3.36, a difference of 0.060%), Nicaraguan (3.36, a difference of 0.090%), and Immigrants from Dominican Republic (3.35, a difference of 0.12%).

Demographics	Rating \| Rank	Average Family Size
Haitians	100.0 /100 \| #46	Exceptional 3.37
Vietnamese	100.0 /100 \| #47	Exceptional 3.37
Immigrants \| Nicaragua	100.0 /100 \| #48	Exceptional 3.37
Bangladeshis	100.0 /100 \| #49	Exceptional 3.37
Immigrants \| Bangladesh	100.0 /100 \| #50	Exceptional 3.36
Nicaraguans	100.0 /100 \| #51	Exceptional 3.36
Fijians	100.0 /100 \| #52	Exceptional 3.36
Koreans	100.0 /100 \| #53	Exceptional 3.36
Immigrants \| South Eastern Asia	100.0 /100 \| #54	Exceptional 3.36
Immigrants \| Honduras	100.0 /100 \| #55	Exceptional 3.36
Immigrants \| Dominican Republic	100.0 /100 \| #56	Exceptional 3.35
Sri Lankans	100.0 /100 \| #57	Exceptional 3.35
Hondurans	100.0 /100 \| #58	Exceptional 3.35
Japanese	100.0 /100 \| #59	Exceptional 3.35
Immigrants \| Armenia	100.0 /100 \| #60	Exceptional 3.35