Immigrants from Spain vs Iranian Average Family Size

The statistical analysis conducted on geographies consisting of 239,606,495 people shows a moderate negative correlation between the proportion of Immigrants from Spain and average family size in the United States with a correlation coefficient (R) of -0.424 and weighted average of 3.17. Similarly, the statistical analysis conducted on geographies consisting of 316,654,945 people shows a moderate positive correlation between the proportion of Iranians and average family size in the United States with a correlation coefficient (R) of 0.423 and weighted average of 3.18, a difference of 0.43%.

In terms of average family size, the demographic groups most similar to Immigrants from Spain are Puget Sound Salish (3.17, a difference of 0.010%), Immigrants from Saudi Arabia (3.17, a difference of 0.030%), Immigrants from Eastern Europe (3.17, a difference of 0.070%), Immigrants from Belarus (3.17, a difference of 0.11%), and Cajun (3.17, a difference of 0.14%). Similarly, the demographic groups most similar to Iranians are Brazilian (3.18, a difference of 0.0%), Immigrants from Turkey (3.18, a difference of 0.020%), Cherokee (3.18, a difference of 0.030%), Immigrants from Portugal (3.18, a difference of 0.030%), and Immigrants from Romania (3.18, a difference of 0.080%).