Portuguese vs Immigrants from Greece Average Family Size

The statistical analysis conducted on geographies consisting of 449,985,413 people shows a weak negative correlation between the proportion of Portuguese and average family size in the United States with a correlation coefficient (R) of -0.297 and weighted average of 3.19. Similarly, the statistical analysis conducted on geographies consisting of 216,856,630 people shows a moderate negative correlation between the proportion of Immigrants from Greece and average family size in the United States with a correlation coefficient (R) of -0.472 and weighted average of 3.16, a difference of 0.93%.

Average Family Size Correlation Summary

Measurement	Portuguese	Immigrants from Greece
Minimum	1.90	2.34
Maximum	3.84	3.57
Range	1.94	1.23
Mean	3.03	3.06
Median	3.06	3.09
Interquartile 25% (IQ1)	2.86	2.98
Interquartile 75% (IQ3)	3.22	3.17
Interquartile Range (IQR)	0.36	0.19
Standard Deviation (Sample)	0.36	0.22
Standard Deviation (Population)	0.36	0.21

Similar Demographics by Average Family Size

Demographics Similar to Portuguese by Average Family Size

In terms of average family size, the demographic groups most similar to Portuguese are Chickasaw (3.19, a difference of 0.0%), Cree (3.19, a difference of 0.020%), Nonimmigrants (3.19, a difference of 0.020%), Syrian (3.19, a difference of 0.040%), and Immigrants from Italy (3.19, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Lebanese	9.1 /100 \| #220	Tragic 3.19
Immigrants \| Ukraine	7.2 /100 \| #221	Tragic 3.19
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

Demographics Similar to Immigrants from Greece by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Greece are Immigrants from South Africa (3.16, a difference of 0.010%), Iroquois (3.16, a difference of 0.020%), American (3.16, a difference of 0.060%), Maltese (3.16, a difference of 0.060%), and Immigrants from Singapore (3.16, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
Potawatomi	1.3 /100 \| #259	Tragic 3.16
Immigrants \| Albania	1.3 /100 \| #260	Tragic 3.16
Immigrants \| North Macedonia	1.3 /100 \| #261	Tragic 3.16
Immigrants \| Russia	1.3 /100 \| #262	Tragic 3.16
Immigrants \| Bulgaria	1.0 /100 \| #263	Tragic 3.16
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

Demographics	Rating \| Rank	Average Family Size
Potawatomi	1.3 /100 \| #259	Tragic 3.16
Immigrants \| Albania	1.3 /100 \| #260	Tragic 3.16
Immigrants \| North Macedonia	1.3 /100 \| #261	Tragic 3.16
Immigrants \| Russia	1.3 /100 \| #262	Tragic 3.16
Immigrants \| Bulgaria	1.0 /100 \| #263	Tragic 3.16
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