Pennsylvania German vs Immigrants from Sri Lanka Average Family Size

The statistical analysis conducted on geographies consisting of 234,061,809 people shows a poor positive correlation between the proportion of Pennsylvania Germans and average family size in the United States with a correlation coefficient (R) of 0.147 and weighted average of 3.19. Similarly, the statistical analysis conducted on geographies consisting of 149,689,020 people shows a poor negative correlation between the proportion of Immigrants from Sri Lanka and average family size in the United States with a correlation coefficient (R) of -0.143 and weighted average of 3.22, a difference of 0.86%.

Average Family Size Correlation Summary

Measurement	Pennsylvania German	Immigrants from Sri Lanka
Minimum	1.80	2.63
Maximum	5.71	3.78
Range	3.91	1.15
Mean	3.44	3.18
Median	3.24	3.17
Interquartile 25% (IQ1)	3.07	3.07
Interquartile 75% (IQ3)	3.80	3.27
Interquartile Range (IQR)	0.73	0.20
Standard Deviation (Sample)	0.78	0.22
Standard Deviation (Population)	0.77	0.22

Similar Demographics by Average Family Size

Demographics Similar to Pennsylvania Germans by Average Family Size

In terms of average family size, the demographic groups most similar to Pennsylvania Germans are Lebanese (3.19, a difference of 0.010%), French American Indian (3.20, a difference of 0.030%), Immigrants from Somalia (3.20, a difference of 0.050%), Delaware (3.20, a difference of 0.090%), and Bermudan (3.20, a difference of 0.090%).

Demographics	Rating \| Rank	Average Family Size
Creek	12.1 /100 \| #212	Poor 3.20
Mongolians	11.5 /100 \| #213	Poor 3.20
Somalis	11.2 /100 \| #214	Poor 3.20
Delaware	11.1 /100 \| #215	Poor 3.20
Bermudans	11.0 /100 \| #216	Poor 3.20
Immigrants \| Somalia	10.3 /100 \| #217	Poor 3.20
French American Indians	9.8 /100 \| #218	Tragic 3.20
Pennsylvania Germans	9.3 /100 \| #219	Tragic 3.19
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

Demographics Similar to Immigrants from Sri Lanka by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Sri Lanka are Immigrants from Argentina (3.22, a difference of 0.0%), Immigrants from Eastern Asia (3.22, a difference of 0.020%), Immigrants from Malaysia (3.22, a difference of 0.020%), Thai (3.22, a difference of 0.030%), and Immigrants from Northern Africa (3.22, a difference of 0.040%).

Demographics	Rating \| Rank	Average Family Size
Spaniards	47.2 /100 \| #178	Average 3.23
Immigrants \| Korea	46.9 /100 \| #179	Average 3.23
Palestinians	46.6 /100 \| #180	Average 3.23
Spanish	44.8 /100 \| #181	Average 3.23
Moroccans	44.2 /100 \| #182	Average 3.22
Immigrants \| Northern Africa	41.7 /100 \| #183	Average 3.22
Immigrants \| Eastern Asia	40.8 /100 \| #184	Average 3.22
Immigrants \| Sri Lanka	39.8 /100 \| #185	Fair 3.22
Immigrants \| Argentina	39.8 /100 \| #186	Fair 3.22
Immigrants \| Malaysia	39.0 /100 \| #187	Fair 3.22
Thais	38.3 /100 \| #188	Fair 3.22
Pakistanis	33.7 /100 \| #189	Fair 3.22
Burmese	31.0 /100 \| #190	Fair 3.22
Immigrants \| Zaire	30.5 /100 \| #191	Fair 3.22
Immigrants \| Eastern Africa	30.1 /100 \| #192	Fair 3.22