Irish vs Immigrants from El Salvador Average Family Size

The statistical analysis conducted on geographies consisting of 580,016,096 people shows a poor positive correlation between the proportion of Irish and average family size in the United States with a correlation coefficient (R) of 0.151 and weighted average of 3.10. Similarly, the statistical analysis conducted on geographies consisting of 357,696,345 people shows a significant positive correlation between the proportion of Immigrants from El Salvador and average family size in the United States with a correlation coefficient (R) of 0.629 and weighted average of 3.49, a difference of 12.4%.

Average Family Size Correlation Summary

Measurement	Irish	Immigrants from El Salvador
Minimum	1.75	3.00
Maximum	6.00	4.63
Range	4.25	1.63
Mean	3.22	3.70
Median	3.08	3.66
Interquartile 25% (IQ1)	2.99	3.49
Interquartile 75% (IQ3)	3.43	3.85
Interquartile Range (IQR)	0.44	0.36
Standard Deviation (Sample)	0.59	0.30
Standard Deviation (Population)	0.59	0.30

Similar Demographics by Average Family Size

Demographics Similar to Irish by Average Family Size

In terms of average family size, the demographic groups most similar to Irish are Swedish (3.10, a difference of 0.030%), Luxembourger (3.10, a difference of 0.060%), French (3.10, a difference of 0.060%), Croatian (3.10, a difference of 0.070%), and Estonian (3.10, a difference of 0.090%).

Demographics	Rating \| Rank	Average Family Size
Belgians	0.0 /100 \| #329	Tragic 3.11
Latvians	0.0 /100 \| #330	Tragic 3.11
Scotch-Irish	0.0 /100 \| #331	Tragic 3.11
Scottish	0.0 /100 \| #332	Tragic 3.11
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

Demographics Similar to Immigrants from El Salvador by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from El Salvador are Ute (3.49, a difference of 0.090%), Tongan (3.49, a difference of 0.15%), Immigrants from Central America (3.49, a difference of 0.19%), Salvadoran (3.48, a difference of 0.25%), and Mexican (3.48, a difference of 0.32%).

Demographics	Rating \| Rank	Average Family Size
Spanish American Indians	100.0 /100 \| #10	Exceptional 3.58
Tohono O'odham	100.0 /100 \| #11	Exceptional 3.53
Immigrants \| Mexico	100.0 /100 \| #12	Exceptional 3.52
Sioux	100.0 /100 \| #13	Exceptional 3.52
Immigrants \| Central America	100.0 /100 \| #14	Exceptional 3.49
Tongans	100.0 /100 \| #15	Exceptional 3.49
Ute	100.0 /100 \| #16	Exceptional 3.49
Immigrants \| El Salvador	100.0 /100 \| #17	Exceptional 3.49
Salvadorans	100.0 /100 \| #18	Exceptional 3.48
Mexicans	100.0 /100 \| #19	Exceptional 3.48
Cheyenne	100.0 /100 \| #20	Exceptional 3.47
Yuman	100.0 /100 \| #21	Exceptional 3.47
Apache	100.0 /100 \| #22	Exceptional 3.46
Immigrants \| Fiji	100.0 /100 \| #23	Exceptional 3.45
Natives/Alaskans	100.0 /100 \| #24	Exceptional 3.45