Spanish American Indian vs Immigrants from Iran Average Family Size

The statistical analysis conducted on geographies consisting of 73,145,550 people shows a poor negative correlation between the proportion of Spanish American Indians and average family size in the United States with a correlation coefficient (R) of -0.178 and weighted average of 3.58. 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 12.0%.

Average Family Size Correlation Summary

Measurement	Spanish American Indian	Immigrants from Iran
Minimum	2.46	2.02
Maximum	4.29	3.87
Range	1.83	1.85
Mean	3.49	3.16
Median	3.46	3.16
Interquartile 25% (IQ1)	3.15	3.04
Interquartile 75% (IQ3)	3.90	3.31
Interquartile Range (IQR)	0.75	0.26
Standard Deviation (Sample)	0.48	0.33
Standard Deviation (Population)	0.47	0.33

Similar Demographics by Average Family Size

Demographics Similar to Spanish American Indians by Average Family Size

In terms of average family size, the demographic groups most similar to Spanish American Indians are Hopi (3.60, a difference of 0.35%), Immigrants from Yemen (3.60, a difference of 0.36%), Inupiat (3.63, a difference of 1.2%), Arapaho (3.64, a difference of 1.4%), and Tohono O'odham (3.53, a difference of 1.4%).

Demographics	Rating \| Rank	Average Family Size
Pueblo	100 /100 \| #3	Exceptional 3.79
Pima	100 /100 \| #4	Exceptional 3.75
Navajo	100.0 /100 \| #5	Exceptional 3.65
Arapaho	100.0 /100 \| #6	Exceptional 3.64
Inupiat	100.0 /100 \| #7	Exceptional 3.63
Immigrants \| Yemen	100.0 /100 \| #8	Exceptional 3.60
Hopi	100.0 /100 \| #9	Exceptional 3.60
Spanish American Indians	100.0 /100 \| #10	Exceptional 3.58
Tohono O'odham	100.0 /100 \| #11	Exceptional 3.53
Immigrants \| Mexico	100.0 /100 \| #12	Exceptional 3.52
Sioux	100.0 /100 \| #13	Exceptional 3.52
Immigrants \| Central America	100.0 /100 \| #14	Exceptional 3.49
Tongans	100.0 /100 \| #15	Exceptional 3.49
Ute	100.0 /100 \| #16	Exceptional 3.49
Immigrants \| El Salvador	100.0 /100 \| #17	Exceptional 3.49

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