Immigrants from Germany vs Peruvian Average Family Size

The statistical analysis conducted on geographies consisting of 463,759,873 people shows a significant negative correlation between the proportion of Immigrants from Germany and average family size in the United States with a correlation coefficient (R) of -0.683 and weighted average of 3.15. Similarly, the statistical analysis conducted on geographies consisting of 362,986,655 people shows a poor positive correlation between the proportion of Peruvians and average family size in the United States with a correlation coefficient (R) of 0.186 and weighted average of 3.30, a difference of 4.6%.

Average Family Size Correlation Summary

Measurement	Immigrants from Germany	Peruvian
Minimum	1.78	2.15
Maximum	3.26	4.95
Range	1.48	2.80
Mean	2.65	3.27
Median	2.77	3.30
Interquartile 25% (IQ1)	2.38	3.13
Interquartile 75% (IQ3)	2.98	3.40
Interquartile Range (IQR)	0.60	0.27
Standard Deviation (Sample)	0.43	0.43
Standard Deviation (Population)	0.43	0.43

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Germany by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Germany are Tlingit-Haida (3.16, a difference of 0.020%), Immigrants from Lithuania (3.15, a difference of 0.020%), New Zealander (3.15, a difference of 0.030%), Immigrants from Belgium (3.15, a difference of 0.030%), and Cambodian (3.15, a difference of 0.040%).

Demographics	Rating \| Rank	Average Family Size
Americans	1.0 /100 \| #264	Tragic 3.16
Immigrants \| South Africa	0.9 /100 \| #265	Tragic 3.16
Immigrants \| Greece	0.9 /100 \| #266	Tragic 3.16
Iroquois	0.8 /100 \| #267	Tragic 3.16
Maltese	0.8 /100 \| #268	Tragic 3.16
Immigrants \| Singapore	0.7 /100 \| #269	Tragic 3.16
Tlingit-Haida	0.7 /100 \| #270	Tragic 3.16
Immigrants \| Germany	0.7 /100 \| #271	Tragic 3.15
Immigrants \| Lithuania	0.6 /100 \| #272	Tragic 3.15
New Zealanders	0.6 /100 \| #273	Tragic 3.15
Immigrants \| Belgium	0.6 /100 \| #274	Tragic 3.15
Cambodians	0.6 /100 \| #275	Tragic 3.15
Immigrants \| Bosnia and Herzegovina	0.5 /100 \| #276	Tragic 3.15
Swiss	0.5 /100 \| #277	Tragic 3.15
Okinawans	0.5 /100 \| #278	Tragic 3.15

Demographics Similar to Peruvians by Average Family Size

In terms of average family size, the demographic groups most similar to Peruvians are Immigrants from Cameroon (3.30, a difference of 0.010%), Immigrants from Pakistan (3.30, a difference of 0.020%), Sierra Leonean (3.30, a difference of 0.10%), Immigrants from Lebanon (3.30, a difference of 0.11%), and Menominee (3.30, a difference of 0.17%).

Demographics	Rating \| Rank	Average Family Size
Jamaicans	99.7 /100 \| #86	Exceptional 3.31
Immigrants \| Peru	99.7 /100 \| #87	Exceptional 3.31
Immigrants \| Bolivia	99.6 /100 \| #88	Exceptional 3.31
Malaysians	99.6 /100 \| #89	Exceptional 3.31
Menominee	99.4 /100 \| #90	Exceptional 3.30
Immigrants \| Pakistan	99.2 /100 \| #91	Exceptional 3.30
Immigrants \| Cameroon	99.2 /100 \| #92	Exceptional 3.30
Peruvians	99.2 /100 \| #93	Exceptional 3.30
Sierra Leoneans	99.0 /100 \| #94	Exceptional 3.30
Immigrants \| Lebanon	99.0 /100 \| #95	Exceptional 3.30
U.S. Virgin Islanders	98.8 /100 \| #96	Exceptional 3.29
Immigrants \| Oceania	98.7 /100 \| #97	Exceptional 3.29
Barbadians	98.6 /100 \| #98	Exceptional 3.29
Nigerians	98.6 /100 \| #99	Exceptional 3.29
Guamanians/Chamorros	98.6 /100 \| #100	Exceptional 3.29