Spanish American Indian vs Immigrants from Italy 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 324,146,965 people shows a moderate negative correlation between the proportion of Immigrants from Italy and average family size in the United States with a correlation coefficient (R) of -0.444 and weighted average of 3.19, a difference of 12.5%.

Average Family Size Correlation Summary

Measurement	Spanish American Indian	Immigrants from Italy
Minimum	2.46	2.00
Maximum	4.29	3.55
Range	1.83	1.55
Mean	3.49	2.84
Median	3.46	2.93
Interquartile 25% (IQ1)	3.15	2.45
Interquartile 75% (IQ3)	3.90	3.21
Interquartile Range (IQR)	0.75	0.76
Standard Deviation (Sample)	0.48	0.45
Standard Deviation (Population)	0.47	0.44

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 Italy by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Italy are Icelander (3.19, a difference of 0.010%), Basque (3.19, a difference of 0.010%), Nonimmigrants (3.19, a difference of 0.040%), Chickasaw (3.19, a difference of 0.060%), and Portuguese (3.19, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Kuwait	7.2 /100 \| #222	Tragic 3.19
Immigrants \| Zimbabwe	7.1 /100 \| #223	Tragic 3.19
Syrians	6.5 /100 \| #224	Tragic 3.19
Cree	6.2 /100 \| #225	Tragic 3.19
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