Immigrants from Iran vs Trinidadian and Tobagonian 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 219,714,835 people shows no correlation between the proportion of Trinidadians and Tobagonians and average family size in the United States with a correlation coefficient (R) of -0.040 and weighted average of 3.32, a difference of 3.8%.

Average Family Size Correlation Summary

Measurement	Immigrants from Iran	Trinidadian and Tobagonian
Minimum	2.02	2.45
Maximum	3.87	4.14
Range	1.85	1.69
Mean	3.16	3.35
Median	3.16	3.34
Interquartile 25% (IQ1)	3.04	3.22
Interquartile 75% (IQ3)	3.31	3.52
Interquartile Range (IQR)	0.26	0.31
Standard Deviation (Sample)	0.33	0.32
Standard Deviation (Population)	0.33	0.32

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 Trinidadians and Tobagonians by Average Family Size

In terms of average family size, the demographic groups most similar to Trinidadians and Tobagonians are Immigrants from Ecuador (3.32, a difference of 0.010%), Immigrants from Barbados (3.32, a difference of 0.020%), Immigrants from Sierra Leone (3.32, a difference of 0.050%), Immigrants from Micronesia (3.32, a difference of 0.050%), and British West Indian (3.32, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Immigrants	99.9 /100 \| #69	Exceptional 3.33
Immigrants \| Trinidad and Tobago	99.9 /100 \| #70	Exceptional 3.33
Immigrants \| West Indies	99.9 /100 \| #71	Exceptional 3.33
Immigrants \| Caribbean	99.9 /100 \| #72	Exceptional 3.33
Yaqui	99.9 /100 \| #73	Exceptional 3.32
Immigrants \| Sierra Leone	99.9 /100 \| #74	Exceptional 3.32
Immigrants \| Barbados	99.8 /100 \| #75	Exceptional 3.32
Trinidadians and Tobagonians	99.8 /100 \| #76	Exceptional 3.32
Immigrants \| Ecuador	99.8 /100 \| #77	Exceptional 3.32
Immigrants \| Micronesia	99.8 /100 \| #78	Exceptional 3.32
British West Indians	99.8 /100 \| #79	Exceptional 3.32
Lumbee	99.8 /100 \| #80	Exceptional 3.32
Immigrants \| Dominica	99.8 /100 \| #81	Exceptional 3.32
Ecuadorians	99.8 /100 \| #82	Exceptional 3.32
Immigrants \| Afghanistan	99.8 /100 \| #83	Exceptional 3.32

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Immigrants	99.9 /100 \| #69	Exceptional 3.33
Immigrants \| Trinidad and Tobago	99.9 /100 \| #70	Exceptional 3.33
Immigrants \| West Indies	99.9 /100 \| #71	Exceptional 3.33
Immigrants \| Caribbean	99.9 /100 \| #72	Exceptional 3.33
Yaqui	99.9 /100 \| #73	Exceptional 3.32
Immigrants \| Sierra Leone	99.9 /100 \| #74	Exceptional 3.32
Immigrants \| Barbados	99.8 /100 \| #75	Exceptional 3.32
Trinidadians and Tobagonians	99.8 /100 \| #76	Exceptional 3.32
Immigrants \| Ecuador	99.8 /100 \| #77	Exceptional 3.32
Immigrants \| Micronesia	99.8 /100 \| #78	Exceptional 3.32
British West Indians	99.8 /100 \| #79	Exceptional 3.32
Lumbee	99.8 /100 \| #80	Exceptional 3.32
Immigrants \| Dominica	99.8 /100 \| #81	Exceptional 3.32
Ecuadorians	99.8 /100 \| #82	Exceptional 3.32
Immigrants \| Afghanistan	99.8 /100 \| #83	Exceptional 3.32