Soviet Union vs Immigrants from Bulgaria Average Family Size

The statistical analysis conducted on geographies consisting of 43,509,630 people shows a poor negative correlation between the proportion of Soviet Union and average family size in the United States with a correlation coefficient (R) of -0.176 and weighted average of 3.11. Similarly, 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, a difference of 1.5%.

Average Family Size Correlation Summary

Measurement	Soviet Union	Immigrants from Bulgaria
Minimum	2.27	1.89
Maximum	3.38	3.66
Range	1.11	1.77
Mean	2.99	3.00
Median	3.05	3.09
Interquartile 25% (IQ1)	2.93	2.89
Interquartile 75% (IQ3)	3.15	3.12
Interquartile Range (IQR)	0.22	0.23
Standard Deviation (Sample)	0.24	0.40
Standard Deviation (Population)	0.24	0.39

Similar Demographics by Average Family Size

Demographics Similar to Soviet Union by Average Family Size

In terms of average family size, the demographic groups most similar to Soviet Union are Immigrants from Austria (3.12, a difference of 0.030%), Immigrants from Canada (3.12, a difference of 0.030%), Immigrants from North America (3.12, a difference of 0.060%), Celtic (3.11, a difference of 0.080%), and English (3.11, a difference of 0.12%).

Demographics	Rating \| Rank	Average Family Size
Serbians	0.1 /100 \| #316	Tragic 3.12
Italians	0.1 /100 \| #317	Tragic 3.12
Eastern Europeans	0.1 /100 \| #318	Tragic 3.12
Welsh	0.1 /100 \| #319	Tragic 3.12
Immigrants \| North America	0.0 /100 \| #320	Tragic 3.12
Immigrants \| Austria	0.0 /100 \| #321	Tragic 3.12
Immigrants \| Canada	0.0 /100 \| #322	Tragic 3.12
Soviet Union	0.0 /100 \| #323	Tragic 3.11
Celtics	0.0 /100 \| #324	Tragic 3.11
English	0.0 /100 \| #325	Tragic 3.11
Ottawa	0.0 /100 \| #326	Tragic 3.11
Dutch	0.0 /100 \| #327	Tragic 3.11
Czechs	0.0 /100 \| #328	Tragic 3.11
Belgians	0.0 /100 \| #329	Tragic 3.11
Latvians	0.0 /100 \| #330	Tragic 3.11

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