Immigrants from Czechoslovakia vs Portuguese Average Family Size

The statistical analysis conducted on geographies consisting of 195,446,712 people shows a mild negative correlation between the proportion of Immigrants from Czechoslovakia and average family size in the United States with a correlation coefficient (R) of -0.312 and weighted average of 3.14. Similarly, 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, a difference of 1.5%.

Average Family Size Correlation Summary

Measurement	Immigrants from Czechoslovakia	Portuguese
Minimum	2.00	1.90
Maximum	4.12	3.84
Range	2.12	1.94
Mean	2.97	3.03
Median	3.01	3.06
Interquartile 25% (IQ1)	2.79	2.86
Interquartile 75% (IQ3)	3.21	3.22
Interquartile Range (IQR)	0.42	0.36
Standard Deviation (Sample)	0.44	0.36
Standard Deviation (Population)	0.44	0.36

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Czechoslovakia by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Czechoslovakia are Greek (3.14, a difference of 0.0%), Immigrants from Norway (3.14, a difference of 0.0%), Immigrants from Netherlands (3.14, a difference of 0.010%), Cypriot (3.14, a difference of 0.030%), and White/Caucasian (3.14, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Denmark	0.4 /100 \| #281	Tragic 3.15
Yugoslavians	0.4 /100 \| #282	Tragic 3.15
German Russians	0.4 /100 \| #283	Tragic 3.15
Immigrants \| France	0.4 /100 \| #284	Tragic 3.15
Whites/Caucasians	0.3 /100 \| #285	Tragic 3.14
Immigrants \| Netherlands	0.3 /100 \| #286	Tragic 3.14
Greeks	0.3 /100 \| #287	Tragic 3.14
Immigrants \| Czechoslovakia	0.3 /100 \| #288	Tragic 3.14
Immigrants \| Norway	0.3 /100 \| #289	Tragic 3.14
Cypriots	0.3 /100 \| #290	Tragic 3.14
Alsatians	0.2 /100 \| #291	Tragic 3.14
Europeans	0.2 /100 \| #292	Tragic 3.14
Scandinavians	0.2 /100 \| #293	Tragic 3.14
Immigrants \| Croatia	0.2 /100 \| #294	Tragic 3.14
Austrians	0.2 /100 \| #295	Tragic 3.14

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