Immigrants from Peru vs Cuban Average Family Size

The statistical analysis conducted on geographies consisting of 328,761,601 people shows a weak negative correlation between the proportion of Immigrants from Peru and average family size in the United States with a correlation coefficient (R) of -0.236 and weighted average of 3.31. Similarly, the statistical analysis conducted on geographies consisting of 448,974,535 people shows no correlation between the proportion of Cubans and average family size in the United States with a correlation coefficient (R) of 0.019 and weighted average of 3.25, a difference of 1.9%.

Average Family Size Correlation Summary

Measurement	Immigrants from Peru	Cuban
Minimum	2.15	2.46
Maximum	4.27	3.87
Range	2.12	1.41
Mean	3.28	3.26
Median	3.31	3.23
Interquartile 25% (IQ1)	3.19	3.15
Interquartile 75% (IQ3)	3.41	3.43
Interquartile Range (IQR)	0.22	0.28
Standard Deviation (Sample)	0.38	0.24
Standard Deviation (Population)	0.38	0.24

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Peru by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Peru are Jamaican (3.31, a difference of 0.050%), Afghan (3.31, a difference of 0.070%), Immigrants from Bolivia (3.31, a difference of 0.090%), Malaysian (3.31, a difference of 0.10%), and Immigrants from Nigeria (3.32, a difference of 0.12%).

Demographics	Rating \| Rank	Average Family Size
Lumbee	99.8 /100 \| #80	Exceptional 3.32
Immigrants \| Dominica	99.8 /100 \| #81	Exceptional 3.32
Ecuadorians	99.8 /100 \| #82	Exceptional 3.32
Immigrants \| Afghanistan	99.8 /100 \| #83	Exceptional 3.32
Immigrants \| Nigeria	99.7 /100 \| #84	Exceptional 3.32
Afghans	99.7 /100 \| #85	Exceptional 3.31
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

Demographics Similar to Cubans by Average Family Size

In terms of average family size, the demographic groups most similar to Cubans are Immigrants from Ethiopia (3.25, a difference of 0.010%), Subsaharan African (3.25, a difference of 0.010%), Venezuelan (3.25, a difference of 0.010%), Immigrants from Middle Africa (3.25, a difference of 0.020%), and Liberian (3.25, a difference of 0.020%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Western Asia	87.7 /100 \| #131	Excellent 3.26
Costa Ricans	86.8 /100 \| #132	Excellent 3.26
Immigrants \| Venezuela	86.3 /100 \| #133	Excellent 3.26
Africans	84.9 /100 \| #134	Excellent 3.25
Panamanians	84.2 /100 \| #135	Excellent 3.25
Comanche	82.8 /100 \| #136	Excellent 3.25
Immigrants \| Middle Africa	82.4 /100 \| #137	Excellent 3.25
Cubans	81.8 /100 \| #138	Excellent 3.25
Immigrants \| Ethiopia	81.6 /100 \| #139	Excellent 3.25
Sub-Saharan Africans	81.6 /100 \| #140	Excellent 3.25
Venezuelans	81.4 /100 \| #141	Excellent 3.25
Liberians	81.2 /100 \| #142	Excellent 3.25
Bhutanese	81.0 /100 \| #143	Excellent 3.25
Tsimshian	80.2 /100 \| #144	Excellent 3.25
Armenians	78.2 /100 \| #145	Good 3.25