African vs Czechoslovakian Average Family Size
COMPARE
African
 Czechoslovakian
 Average Family Size
Average Family Size Comparison
Africans
Czechoslovakians
3.25
AVERAGE FAMILY SIZE
84.9/ 100
METRIC RATING
134th/ 347
METRIC RANK
3.13
AVERAGE FAMILY SIZE
0.1/ 100
METRIC RATING
310th/ 347
METRIC RANK
African vs Czechoslovakian Average Family Size Correlation Chart
The statistical analysis conducted on geographies consisting of 469,598,302 people shows a poor negative correlation between the proportion of Africans and average family size in the United States with a correlation coefficient (R) of -0.172 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 4.0%.
 
Average Family Size Correlation Summary
| Measurement | African | Czechoslovakian | 
| Minimum | 1.39 | 1.53 | 
| Maximum | 4.88 | 4.91 | 
| Range | 3.49 | 3.38 | 
| Mean | 3.20 | 2.86 | 
| Median | 3.24 | 2.95 | 
| Interquartile 25% (IQ1) | 3.02 | 2.59 | 
| Interquartile 75% (IQ3) | 3.33 | 3.07 | 
| Interquartile Range (IQR) | 0.31 | 0.48 | 
| Standard Deviation (Sample) | 0.56 | 0.54 | 
| Standard Deviation (Population) | 0.55 | 0.54 | 
Similar Demographics by Average Family Size
Demographics Similar to Africans by Average Family Size
In terms of average family size, the demographic groups most similar to Africans are Panamanian (3.25, a difference of 0.020%), Immigrants from Venezuela (3.26, a difference of 0.050%), Costa Rican (3.26, a difference of 0.070%), Comanche (3.25, a difference of 0.070%), and Immigrants from Middle Africa (3.25, a difference of 0.080%).
| Demographics | Rating | Rank | Average Family Size | 
| Immigrants | Syria | 90.6 /100 | #127 | Exceptional 3.26 | 
| Colombians | 89.9 /100 | #128 | Excellent 3.26 | 
| Immigrants | Hong Kong | 88.6 /100 | #129 | Excellent 3.26 | 
| Laotians | 88.5 /100 | #130 | Excellent 3.26 | 
| 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 | 
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 |