Arab vs Immigrants from Ireland Average Family Size

The statistical analysis conducted on geographies consisting of 486,389,490 people shows a significant positive correlation between the proportion of Arabs and average family size in the United States with a correlation coefficient (R) of 0.630 and weighted average of 3.23. 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 3.2%.

Average Family Size Correlation Summary

Measurement	Arab	Immigrants from Ireland
Minimum	1.93	2.06
Maximum	6.00	3.85
Range	4.07	1.79
Mean	3.49	2.99
Median	3.30	3.05
Interquartile 25% (IQ1)	3.19	2.86
Interquartile 75% (IQ3)	3.67	3.19
Interquartile Range (IQR)	0.48	0.34
Standard Deviation (Sample)	0.69	0.33
Standard Deviation (Population)	0.68	0.33

Similar Demographics by Average Family Size

Demographics Similar to Arabs by Average Family Size

In terms of average family size, the demographic groups most similar to Arabs are Taiwanese (3.23, a difference of 0.010%), Aleut (3.23, a difference of 0.010%), Chilean (3.23, a difference of 0.010%), Immigrants from Congo (3.23, a difference of 0.020%), and Immigrants from Uruguay (3.23, a difference of 0.030%).

Demographics	Rating \| Rank	Average Family Size
Uruguayans	58.8 /100 \| #163	Average 3.23
Egyptians	58.6 /100 \| #164	Average 3.23
Ugandans	58.4 /100 \| #165	Average 3.23
Immigrants \| Senegal	57.5 /100 \| #166	Average 3.23
Dutch West Indians	56.9 /100 \| #167	Average 3.23
Taiwanese	54.2 /100 \| #168	Average 3.23
Aleuts	54.1 /100 \| #169	Average 3.23
Arabs	53.8 /100 \| #170	Average 3.23
Chileans	53.2 /100 \| #171	Average 3.23
Immigrants \| Congo	52.7 /100 \| #172	Average 3.23
Immigrants \| Uruguay	52.0 /100 \| #173	Average 3.23
Immigrants \| South Central Asia	50.0 /100 \| #174	Average 3.23
Immigrants \| China	49.9 /100 \| #175	Average 3.23
Israelis	48.7 /100 \| #176	Average 3.23
Argentineans	47.4 /100 \| #177	Average 3.23

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