Welsh vs Czech Average Family Size
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Welsh
 Czech
 Average Family Size
Average Family Size Comparison
Welsh
Czechs
3.12
AVERAGE FAMILY SIZE
0.1/ 100
METRIC RATING
319th/ 347
METRIC RANK
3.11
AVERAGE FAMILY SIZE
0.0/ 100
METRIC RATING
328th/ 347
METRIC RANK
Welsh vs Czech Average Family Size Correlation Chart
The statistical analysis conducted on geographies consisting of 528,179,662 people shows a poor negative correlation between the proportion of Welsh and average family size in the United States with a correlation coefficient (R) of -0.174 and weighted average of 3.12. 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 0.32%.
 
Average Family Size Correlation Summary
| Measurement | Welsh | Czech | 
| Minimum | 1.50 | 1.75 | 
| Maximum | 5.00 | 4.31 | 
| Range | 3.50 | 2.56 | 
| Mean | 2.91 | 3.01 | 
| Median | 3.02 | 3.03 | 
| Interquartile 25% (IQ1) | 2.59 | 2.86 | 
| Interquartile 75% (IQ3) | 3.18 | 3.12 | 
| Interquartile Range (IQR) | 0.59 | 0.26 | 
| Standard Deviation (Sample) | 0.62 | 0.36 | 
| Standard Deviation (Population) | 0.62 | 0.36 | 
Demographics Similar to Welsh and Czechs by Average Family Size
In terms of average family size, the demographic groups most similar to Welsh are Eastern European (3.12, a difference of 0.0%), Italian (3.12, a difference of 0.010%), Serbian (3.12, a difference of 0.070%), Immigrants from North America (3.12, a difference of 0.070%), and Immigrants from Austria (3.12, a difference of 0.10%). Similarly, 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 | 
| 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 | 
| Eastern Europeans | 0.1 /100 | #318 | Tragic 3.12 | 
| Welsh | 0.1 /100 | #319 | Tragic 3.12 | 
| Immigrants | North America | 0.0 /100 | #320 | Tragic 3.12 | 
| 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 |