Brazilian vs Immigrants from Iran Average Family Size

The statistical analysis conducted on geographies consisting of 323,732,012 people shows a weak positive correlation between the proportion of Brazilians and average family size in the United States with a correlation coefficient (R) of 0.232 and weighted average of 3.18. Similarly, 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, a difference of 0.50%.

Average Family Size Correlation Summary

Measurement	Brazilian	Immigrants from Iran
Minimum	2.29	2.02
Maximum	4.09	3.87
Range	1.80	1.85
Mean	3.16	3.16
Median	3.15	3.16
Interquartile 25% (IQ1)	3.08	3.04
Interquartile 75% (IQ3)	3.26	3.31
Interquartile Range (IQR)	0.19	0.26
Standard Deviation (Sample)	0.24	0.33
Standard Deviation (Population)	0.24	0.33

Similar Demographics by Average Family Size

Demographics Similar to Brazilians by Average Family Size

In terms of average family size, the demographic groups most similar to Brazilians are Iranian (3.18, a difference of 0.0%), Cherokee (3.18, a difference of 0.020%), Immigrants from Turkey (3.18, a difference of 0.030%), Immigrants from Portugal (3.18, a difference of 0.040%), and Icelander (3.19, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
Chickasaw	6.0 /100 \| #226	Tragic 3.19
Portuguese	6.0 /100 \| #227	Tragic 3.19
Immigrants \| Nonimmigrants	5.7 /100 \| #228	Tragic 3.19
Immigrants \| Italy	5.3 /100 \| #229	Tragic 3.19
Icelanders	5.2 /100 \| #230	Tragic 3.19
Basques	5.2 /100 \| #231	Tragic 3.19
Cherokee	4.7 /100 \| #232	Tragic 3.18
Brazilians	4.5 /100 \| #233	Tragic 3.18
Iranians	4.5 /100 \| #234	Tragic 3.18
Immigrants \| Turkey	4.2 /100 \| #235	Tragic 3.18
Immigrants \| Portugal	4.2 /100 \| #236	Tragic 3.18
Immigrants \| Romania	3.7 /100 \| #237	Tragic 3.18
Romanians	3.7 /100 \| #238	Tragic 3.18
Houma	3.4 /100 \| #239	Tragic 3.18
Osage	3.2 /100 \| #240	Tragic 3.18

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