Immigrants from Dominica vs Sri Lankan Average Family Size

The statistical analysis conducted on geographies consisting of 83,787,434 people shows a poor negative correlation between the proportion of Immigrants from Dominica and average family size in the United States with a correlation coefficient (R) of -0.197 and weighted average of 3.32. Similarly, the statistical analysis conducted on geographies consisting of 440,097,378 people shows a poor positive correlation between the proportion of Sri Lankans and average family size in the United States with a correlation coefficient (R) of 0.185 and weighted average of 3.35, a difference of 1.0%.

Average Family Size Correlation Summary

Measurement	Immigrants from Dominica	Sri Lankan
Minimum	2.63	2.62
Maximum	3.95	4.54
Range	1.32	1.92
Mean	3.29	3.55
Median	3.30	3.51
Interquartile 25% (IQ1)	3.19	3.29
Interquartile 75% (IQ3)	3.41	3.80
Interquartile Range (IQR)	0.22	0.51
Standard Deviation (Sample)	0.24	0.38
Standard Deviation (Population)	0.24	0.38

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Dominica by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Dominica are Lumbee (3.32, a difference of 0.040%), Ecuadorian (3.32, a difference of 0.040%), Immigrants from Afghanistan (3.32, a difference of 0.050%), British West Indian (3.32, a difference of 0.060%), and Immigrants from Micronesia (3.32, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Sierra Leone	99.9 /100 \| #74	Exceptional 3.32
Immigrants \| Barbados	99.8 /100 \| #75	Exceptional 3.32
Trinidadians and Tobagonians	99.8 /100 \| #76	Exceptional 3.32
Immigrants \| Ecuador	99.8 /100 \| #77	Exceptional 3.32
Immigrants \| Micronesia	99.8 /100 \| #78	Exceptional 3.32
British West Indians	99.8 /100 \| #79	Exceptional 3.32
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

Demographics Similar to Sri Lankans by Average Family Size

In terms of average family size, the demographic groups most similar to Sri Lankans are Honduran (3.35, a difference of 0.010%), Immigrants from Dominican Republic (3.35, a difference of 0.060%), Japanese (3.35, a difference of 0.10%), Immigrants from Honduras (3.36, a difference of 0.12%), and Immigrants from Armenia (3.35, a difference of 0.12%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Bangladesh	100.0 /100 \| #50	Exceptional 3.36
Nicaraguans	100.0 /100 \| #51	Exceptional 3.36
Fijians	100.0 /100 \| #52	Exceptional 3.36
Koreans	100.0 /100 \| #53	Exceptional 3.36
Immigrants \| South Eastern Asia	100.0 /100 \| #54	Exceptional 3.36
Immigrants \| Honduras	100.0 /100 \| #55	Exceptional 3.36
Immigrants \| Dominican Republic	100.0 /100 \| #56	Exceptional 3.35
Sri Lankans	100.0 /100 \| #57	Exceptional 3.35
Hondurans	100.0 /100 \| #58	Exceptional 3.35
Japanese	100.0 /100 \| #59	Exceptional 3.35
Immigrants \| Armenia	100.0 /100 \| #60	Exceptional 3.35
Central American Indians	100.0 /100 \| #61	Exceptional 3.35
Immigrants \| Grenada	100.0 /100 \| #62	Exceptional 3.34
Chinese	100.0 /100 \| #63	Exceptional 3.34
Dominicans	99.9 /100 \| #64	Exceptional 3.34

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Sierra Leone	99.9 /100 \| #74	Exceptional 3.32
Immigrants \| Barbados	99.8 /100 \| #75	Exceptional 3.32
Trinidadians and Tobagonians	99.8 /100 \| #76	Exceptional 3.32
Immigrants \| Ecuador	99.8 /100 \| #77	Exceptional 3.32
Immigrants \| Micronesia	99.8 /100 \| #78	Exceptional 3.32
British West Indians	99.8 /100 \| #79	Exceptional 3.32
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