Peruvian vs Immigrants from Portugal Average Family Size

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. Similarly, the statistical analysis conducted on geographies consisting of 174,766,763 people shows a moderate negative correlation between the proportion of Immigrants from Portugal and average family size in the United States with a correlation coefficient (R) of -0.426 and weighted average of 3.18, a difference of 3.7%.

Average Family Size Correlation Summary

Measurement	Peruvian	Immigrants from Portugal
Minimum	2.15	2.00
Maximum	4.95	3.95
Range	2.80	1.95
Mean	3.27	3.10
Median	3.30	3.09
Interquartile 25% (IQ1)	3.13	2.89
Interquartile 75% (IQ3)	3.40	3.26
Interquartile Range (IQR)	0.27	0.37
Standard Deviation (Sample)	0.43	0.35
Standard Deviation (Population)	0.43	0.35

Similar Demographics by Average Family Size

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

Demographics Similar to Immigrants from Portugal by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Portugal are Immigrants from Turkey (3.18, a difference of 0.010%), Iranian (3.18, a difference of 0.030%), Brazilian (3.18, a difference of 0.040%), Immigrants from Romania (3.18, a difference of 0.050%), and Romanian (3.18, a difference of 0.050%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Italy	5.3 /100 \| #229	Tragic 3.19
Icelanders	5.2 /100 \| #230	Tragic 3.19
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