Subsaharan African vs Immigrants from Czechoslovakia Average Family Size

The statistical analysis conducted on geographies consisting of 507,604,346 people shows a poor negative correlation between the proportion of Sub-Saharan Africans and average family size in the United States with a correlation coefficient (R) of -0.174 and weighted average of 3.25. Similarly, the statistical analysis conducted on geographies consisting of 195,446,712 people shows a mild negative correlation between the proportion of Immigrants from Czechoslovakia and average family size in the United States with a correlation coefficient (R) of -0.312 and weighted average of 3.14, a difference of 3.4%.

Average Family Size Correlation Summary

Measurement	Subsaharan African	Immigrants from Czechoslovakia
Minimum	1.39	2.00
Maximum	4.61	4.12
Range	3.22	2.12
Mean	3.30	2.97
Median	3.29	3.01
Interquartile 25% (IQ1)	3.21	2.79
Interquartile 75% (IQ3)	3.44	3.21
Interquartile Range (IQR)	0.23	0.42
Standard Deviation (Sample)	0.54	0.44
Standard Deviation (Population)	0.54	0.44

Similar Demographics by Average Family Size

Demographics Similar to Sub-Saharan Africans by Average Family Size

In terms of average family size, the demographic groups most similar to Sub-Saharan Africans are Immigrants from Ethiopia (3.25, a difference of 0.0%), Venezuelan (3.25, a difference of 0.0%), Cuban (3.25, a difference of 0.010%), Liberian (3.25, a difference of 0.010%), and Immigrants from Middle Africa (3.25, a difference of 0.020%).

Demographics	Rating \| Rank	Average Family Size
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
Immigrants \| Africa	77.9 /100 \| #146	Good 3.25
Immigrants \| Jordan	75.7 /100 \| #147	Good 3.24

Demographics Similar to Immigrants from Czechoslovakia by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Czechoslovakia are Greek (3.14, a difference of 0.0%), Immigrants from Norway (3.14, a difference of 0.0%), Immigrants from Netherlands (3.14, a difference of 0.010%), Cypriot (3.14, a difference of 0.030%), and White/Caucasian (3.14, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Denmark	0.4 /100 \| #281	Tragic 3.15
Yugoslavians	0.4 /100 \| #282	Tragic 3.15
German Russians	0.4 /100 \| #283	Tragic 3.15
Immigrants \| France	0.4 /100 \| #284	Tragic 3.15
Whites/Caucasians	0.3 /100 \| #285	Tragic 3.14
Immigrants \| Netherlands	0.3 /100 \| #286	Tragic 3.14
Greeks	0.3 /100 \| #287	Tragic 3.14
Immigrants \| Czechoslovakia	0.3 /100 \| #288	Tragic 3.14
Immigrants \| Norway	0.3 /100 \| #289	Tragic 3.14
Cypriots	0.3 /100 \| #290	Tragic 3.14
Alsatians	0.2 /100 \| #291	Tragic 3.14
Europeans	0.2 /100 \| #292	Tragic 3.14
Scandinavians	0.2 /100 \| #293	Tragic 3.14
Immigrants \| Croatia	0.2 /100 \| #294	Tragic 3.14
Austrians	0.2 /100 \| #295	Tragic 3.14