Immigrants from Africa vs Czech Average Family Size

The statistical analysis conducted on geographies consisting of 468,951,664 people shows no correlation between the proportion of Immigrants from Africa and average family size in the United States with a correlation coefficient (R) of -0.035 and weighted average of 3.25. Similarly, the statistical analysis conducted on geographies consisting of 484,474,906 people shows a poor negative correlation between the proportion of Czechs and average family size in the United States with a correlation coefficient (R) of -0.187 and weighted average of 3.11, a difference of 4.4%.

Average Family Size Correlation Summary

Measurement	Immigrants from Africa	Czech
Minimum	2.05	1.75
Maximum	4.66	4.31
Range	2.61	2.56
Mean	3.35	3.01
Median	3.32	3.03
Interquartile 25% (IQ1)	3.23	2.86
Interquartile 75% (IQ3)	3.45	3.12
Interquartile Range (IQR)	0.23	0.26
Standard Deviation (Sample)	0.40	0.36
Standard Deviation (Population)	0.40	0.36

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Africa by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Africa are Armenian (3.25, a difference of 0.010%), Tsimshian (3.25, a difference of 0.060%), Immigrants from Jordan (3.24, a difference of 0.060%), Blackfeet (3.24, a difference of 0.070%), and Liberian (3.25, a difference of 0.090%).

Demographics	Rating \| Rank	Average Family Size
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
Immigrants \| Africa	77.9 /100 \| #146	Good 3.25
Immigrants \| Jordan	75.7 /100 \| #147	Good 3.24
Blackfeet	75.0 /100 \| #148	Good 3.24
Assyrians/Chaldeans/Syriacs	73.8 /100 \| #149	Good 3.24
Indians (Asian)	73.6 /100 \| #150	Good 3.24
Jordanians	73.5 /100 \| #151	Good 3.24
Spanish Americans	72.5 /100 \| #152	Good 3.24
Immigrants \| Eritrea	71.4 /100 \| #153	Good 3.24

Demographics Similar to Czechs by Average Family Size

In terms of average family size, the demographic groups most similar to Czechs are Dutch (3.11, a difference of 0.0%), Ottawa (3.11, a difference of 0.010%), English (3.11, a difference of 0.060%), Belgian (3.11, a difference of 0.060%), and Celtic (3.11, a difference of 0.10%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Austria	0.0 /100 \| #321	Tragic 3.12
Immigrants \| Canada	0.0 /100 \| #322	Tragic 3.12
Soviet Union	0.0 /100 \| #323	Tragic 3.11
Celtics	0.0 /100 \| #324	Tragic 3.11
English	0.0 /100 \| #325	Tragic 3.11
Ottawa	0.0 /100 \| #326	Tragic 3.11
Dutch	0.0 /100 \| #327	Tragic 3.11
Czechs	0.0 /100 \| #328	Tragic 3.11
Belgians	0.0 /100 \| #329	Tragic 3.11
Latvians	0.0 /100 \| #330	Tragic 3.11
Scotch-Irish	0.0 /100 \| #331	Tragic 3.11
Scottish	0.0 /100 \| #332	Tragic 3.11
Estonians	0.0 /100 \| #333	Tragic 3.10
Lithuanians	0.0 /100 \| #334	Tragic 3.10
Luxembourgers	0.0 /100 \| #335	Tragic 3.10