Immigrants from Africa vs Czechoslovakian 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 368,525,385 people shows a moderate negative correlation between the proportion of Czechoslovakians and average family size in the United States with a correlation coefficient (R) of -0.442 and weighted average of 3.13, a difference of 3.8%.

Average Family Size Correlation Summary

Measurement	Immigrants from Africa	Czechoslovakian
Minimum	2.05	1.53
Maximum	4.66	4.91
Range	2.61	3.38
Mean	3.35	2.86
Median	3.32	2.95
Interquartile 25% (IQ1)	3.23	2.59
Interquartile 75% (IQ3)	3.45	3.07
Interquartile Range (IQR)	0.23	0.48
Standard Deviation (Sample)	0.40	0.54
Standard Deviation (Population)	0.40	0.54

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 Czechoslovakians by Average Family Size

In terms of average family size, the demographic groups most similar to Czechoslovakians are Northern European (3.13, a difference of 0.020%), Slavic (3.13, a difference of 0.030%), Immigrants from Northern Europe (3.13, a difference of 0.040%), Immigrants from Australia (3.13, a difference of 0.060%), and Bulgarian (3.13, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
British	0.2 /100 \| #303	Tragic 3.13
Immigrants \| Switzerland	0.2 /100 \| #304	Tragic 3.13
Australians	0.1 /100 \| #305	Tragic 3.13
Immigrants \| Ireland	0.1 /100 \| #306	Tragic 3.13
Immigrants \| Serbia	0.1 /100 \| #307	Tragic 3.13
Slavs	0.1 /100 \| #308	Tragic 3.13
Northern Europeans	0.1 /100 \| #309	Tragic 3.13
Czechoslovakians	0.1 /100 \| #310	Tragic 3.13
Immigrants \| Northern Europe	0.1 /100 \| #311	Tragic 3.13
Immigrants \| Australia	0.1 /100 \| #312	Tragic 3.13
Bulgarians	0.1 /100 \| #313	Tragic 3.13
Russians	0.1 /100 \| #314	Tragic 3.12
Immigrants \| Scotland	0.1 /100 \| #315	Tragic 3.12
Serbians	0.1 /100 \| #316	Tragic 3.12
Italians	0.1 /100 \| #317	Tragic 3.12