Romanian vs Immigrants from Ireland Average Family Size

The statistical analysis conducted on geographies consisting of 377,712,240 people shows no correlation between the proportion of Romanians and average family size in the United States with a correlation coefficient (R) of 0.009 and weighted average of 3.18. Similarly, the statistical analysis conducted on geographies consisting of 240,751,818 people shows a moderate negative correlation between the proportion of Immigrants from Ireland and average family size in the United States with a correlation coefficient (R) of -0.436 and weighted average of 3.13, a difference of 1.6%.

Average Family Size Correlation Summary

Measurement	Romanian	Immigrants from Ireland
Minimum	2.00	2.06
Maximum	5.00	3.85
Range	3.00	1.79
Mean	3.21	2.99
Median	3.12	3.05
Interquartile 25% (IQ1)	2.88	2.86
Interquartile 75% (IQ3)	3.45	3.19
Interquartile Range (IQR)	0.57	0.34
Standard Deviation (Sample)	0.64	0.33
Standard Deviation (Population)	0.63	0.33

Similar Demographics by Average Family Size

Demographics Similar to Romanians by Average Family Size

In terms of average family size, the demographic groups most similar to Romanians are Immigrants from Romania (3.18, a difference of 0.0%), Immigrants from Portugal (3.18, a difference of 0.050%), Houma (3.18, a difference of 0.050%), Immigrants from Turkey (3.18, a difference of 0.060%), and Osage (3.18, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
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
Immigrants \| Romania	3.7 /100 \| #237	Tragic 3.18
Romanians	3.7 /100 \| #238	Tragic 3.18
Houma	3.4 /100 \| #239	Tragic 3.18
Osage	3.2 /100 \| #240	Tragic 3.18
Immigrants \| Japan	3.0 /100 \| #241	Tragic 3.18
Hungarians	3.0 /100 \| #242	Tragic 3.18
Immigrants \| Moldova	2.9 /100 \| #243	Tragic 3.18
Immigrants \| Southern Europe	2.9 /100 \| #244	Tragic 3.18
Immigrants \| Brazil	2.7 /100 \| #245	Tragic 3.18

Demographics Similar to Immigrants from Ireland by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Ireland are Immigrants from Serbia (3.13, a difference of 0.010%), Slavic (3.13, a difference of 0.060%), Northern European (3.13, a difference of 0.060%), Australian (3.13, a difference of 0.070%), and Immigrants from Switzerland (3.13, a difference of 0.090%).

Demographics	Rating \| Rank	Average Family Size
Canadians	0.2 /100 \| #299	Tragic 3.14
Immigrants \| Sweden	0.2 /100 \| #300	Tragic 3.14
Macedonians	0.2 /100 \| #301	Tragic 3.13
Immigrants \| Latvia	0.2 /100 \| #302	Tragic 3.13
British	0.2 /100 \| #303	Tragic 3.13
Immigrants \| Switzerland	0.2 /100 \| #304	Tragic 3.13
Australians	0.1 /100 \| #305	Tragic 3.13
Immigrants \| Ireland	0.1 /100 \| #306	Tragic 3.13
Immigrants \| Serbia	0.1 /100 \| #307	Tragic 3.13
Slavs	0.1 /100 \| #308	Tragic 3.13
Northern Europeans	0.1 /100 \| #309	Tragic 3.13
Czechoslovakians	0.1 /100 \| #310	Tragic 3.13
Immigrants \| Northern Europe	0.1 /100 \| #311	Tragic 3.13
Immigrants \| Australia	0.1 /100 \| #312	Tragic 3.13
Bulgarians	0.1 /100 \| #313	Tragic 3.13