Polish vs Immigrants from Germany Average Family Size

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. Similarly, the statistical analysis conducted on geographies consisting of 463,759,873 people shows a significant negative correlation between the proportion of Immigrants from Germany and average family size in the United States with a correlation coefficient (R) of -0.683 and weighted average of 3.15, a difference of 2.0%.

Average Family Size Correlation Summary

Measurement	Polish	Immigrants from Germany
Minimum	1.32	1.78
Maximum	10.58	3.26
Range	9.26	1.48
Mean	3.15	2.65
Median	3.03	2.77
Interquartile 25% (IQ1)	2.87	2.38
Interquartile 75% (IQ3)	3.10	2.98
Interquartile Range (IQR)	0.23	0.60
Standard Deviation (Sample)	1.13	0.43
Standard Deviation (Population)	1.13	0.43

Similar Demographics by Average Family Size

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

Demographics Similar to Immigrants from Germany by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Germany are Tlingit-Haida (3.16, a difference of 0.020%), Immigrants from Lithuania (3.15, a difference of 0.020%), New Zealander (3.15, a difference of 0.030%), Immigrants from Belgium (3.15, a difference of 0.030%), and Cambodian (3.15, a difference of 0.040%).

Demographics	Rating \| Rank	Average Family Size
Americans	1.0 /100 \| #264	Tragic 3.16
Immigrants \| South Africa	0.9 /100 \| #265	Tragic 3.16
Immigrants \| Greece	0.9 /100 \| #266	Tragic 3.16
Iroquois	0.8 /100 \| #267	Tragic 3.16
Maltese	0.8 /100 \| #268	Tragic 3.16
Immigrants \| Singapore	0.7 /100 \| #269	Tragic 3.16
Tlingit-Haida	0.7 /100 \| #270	Tragic 3.16
Immigrants \| Germany	0.7 /100 \| #271	Tragic 3.15
Immigrants \| Lithuania	0.6 /100 \| #272	Tragic 3.15
New Zealanders	0.6 /100 \| #273	Tragic 3.15
Immigrants \| Belgium	0.6 /100 \| #274	Tragic 3.15
Cambodians	0.6 /100 \| #275	Tragic 3.15
Immigrants \| Bosnia and Herzegovina	0.5 /100 \| #276	Tragic 3.15
Swiss	0.5 /100 \| #277	Tragic 3.15
Okinawans	0.5 /100 \| #278	Tragic 3.15