Immigrants from Iran vs Czech Average Family Size

The statistical analysis conducted on geographies consisting of 279,830,460 people shows a mild negative correlation between the proportion of Immigrants from Iran and average family size in the United States with a correlation coefficient (R) of -0.303 and weighted average of 3.20. Similarly, the statistical analysis conducted on geographies consisting of 484,474,906 people shows a poor negative correlation between the proportion of Czechs and average family size in the United States with a correlation coefficient (R) of -0.187 and weighted average of 3.11, a difference of 2.9%.

Average Family Size Correlation Summary

Measurement	Immigrants from Iran	Czech
Minimum	2.02	1.75
Maximum	3.87	4.31
Range	1.85	2.56
Mean	3.16	3.01
Median	3.16	3.03
Interquartile 25% (IQ1)	3.04	2.86
Interquartile 75% (IQ3)	3.31	3.12
Interquartile Range (IQR)	0.26	0.26
Standard Deviation (Sample)	0.33	0.36
Standard Deviation (Population)	0.33	0.36

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Iran by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Iran are Creek (3.20, a difference of 0.0%), Zimbabwean (3.20, a difference of 0.020%), Mongolian (3.20, a difference of 0.020%), Somali (3.20, a difference of 0.040%), and Chippewa (3.20, a difference of 0.050%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Poland	16.6 /100 \| #204	Poor 3.20
Paraguayans	16.3 /100 \| #205	Poor 3.20
Immigrants \| Cabo Verde	16.0 /100 \| #206	Poor 3.20
Filipinos	13.6 /100 \| #207	Poor 3.20
Chippewa	13.3 /100 \| #208	Poor 3.20
Sudanese	13.3 /100 \| #209	Poor 3.20
Zimbabweans	12.6 /100 \| #210	Poor 3.20
Immigrants \| Iran	12.1 /100 \| #211	Poor 3.20
Creek	12.1 /100 \| #212	Poor 3.20
Mongolians	11.5 /100 \| #213	Poor 3.20
Somalis	11.2 /100 \| #214	Poor 3.20
Delaware	11.1 /100 \| #215	Poor 3.20
Bermudans	11.0 /100 \| #216	Poor 3.20
Immigrants \| Somalia	10.3 /100 \| #217	Poor 3.20
French American Indians	9.8 /100 \| #218	Tragic 3.20

Demographics Similar to Czechs by Average Family Size

In terms of average family size, the demographic groups most similar to Czechs are Dutch (3.11, a difference of 0.0%), Ottawa (3.11, a difference of 0.010%), English (3.11, a difference of 0.060%), Belgian (3.11, a difference of 0.060%), and Celtic (3.11, a difference of 0.10%).

Demographics	Rating \| Rank	Average Family Size
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
Scotch-Irish	0.0 /100 \| #331	Tragic 3.11
Scottish	0.0 /100 \| #332	Tragic 3.11
Estonians	0.0 /100 \| #333	Tragic 3.10
Lithuanians	0.0 /100 \| #334	Tragic 3.10
Luxembourgers	0.0 /100 \| #335	Tragic 3.10