Immigrants from Italy vs Polish Average Family Size

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. Similarly, the statistical analysis conducted on geographies consisting of 559,976,913 people shows a weak positive correlation between the proportion of Poles and average family size in the United States with a correlation coefficient (R) of 0.281 and weighted average of 3.09, a difference of 3.0%.

Average Family Size Correlation Summary

Measurement	Immigrants from Italy	Polish
Minimum	2.00	1.32
Maximum	3.55	10.58
Range	1.55	9.26
Mean	2.84	3.15
Median	2.93	3.03
Interquartile 25% (IQ1)	2.45	2.87
Interquartile 75% (IQ3)	3.21	3.10
Interquartile Range (IQR)	0.76	0.23
Standard Deviation (Sample)	0.45	1.13
Standard Deviation (Population)	0.44	1.13

Similar Demographics by Average Family Size

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

Demographics Similar to Poles by Average Family Size

In terms of average family size, the demographic groups most similar to Poles are Finnish (3.09, a difference of 0.050%), German (3.09, a difference of 0.14%), Croatian (3.10, a difference of 0.19%), French (3.10, a difference of 0.21%), and Swedish (3.10, a difference of 0.23%).

Demographics	Rating \| Rank	Average Family Size
Estonians	0.0 /100 \| #333	Tragic 3.10
Lithuanians	0.0 /100 \| #334	Tragic 3.10
Luxembourgers	0.0 /100 \| #335	Tragic 3.10
Irish	0.0 /100 \| #336	Tragic 3.10
Swedes	0.0 /100 \| #337	Tragic 3.10
French	0.0 /100 \| #338	Tragic 3.10
Croatians	0.0 /100 \| #339	Tragic 3.10
Finns	0.0 /100 \| #340	Tragic 3.09
Poles	0.0 /100 \| #341	Tragic 3.09
Germans	0.0 /100 \| #342	Tragic 3.09
Norwegians	0.0 /100 \| #343	Tragic 3.08
French Canadians	0.0 /100 \| #344	Tragic 3.07
Slovenes	0.0 /100 \| #345	Tragic 3.07
Slovaks	0.0 /100 \| #346	Tragic 3.06
Carpatho Rusyns	0.0 /100 \| #347	Tragic 3.06