Irish vs South American Indian Average Family Size
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Irish
 South American Indian
 Average Family Size
Average Family Size Comparison
Irish
South American Indians
3.10
AVERAGE FAMILY SIZE
0.0/ 100
METRIC RATING
336th/ 347
METRIC RANK
3.26
AVERAGE FAMILY SIZE
91.6/ 100
METRIC RATING
124th/ 347
METRIC RANK
Irish vs South American Indian Average Family Size Correlation Chart
The statistical analysis conducted on geographies consisting of 580,016,096 people shows a poor positive correlation between the proportion of Irish and average family size in the United States with a correlation coefficient (R) of 0.151 and weighted average of 3.10. Similarly, the statistical analysis conducted on geographies consisting of 164,540,094 people shows a mild negative correlation between the proportion of South American Indians and average family size in the United States with a correlation coefficient (R) of -0.352 and weighted average of 3.26, a difference of 5.2%.
 
Average Family Size Correlation Summary
| Measurement | Irish | South American Indian | 
| Minimum | 1.75 | 2.39 | 
| Maximum | 6.00 | 3.79 | 
| Range | 4.25 | 1.40 | 
| Mean | 3.22 | 3.16 | 
| Median | 3.08 | 3.26 | 
| Interquartile 25% (IQ1) | 2.99 | 2.88 | 
| Interquartile 75% (IQ3) | 3.43 | 3.35 | 
| Interquartile Range (IQR) | 0.44 | 0.47 | 
| Standard Deviation (Sample) | 0.59 | 0.32 | 
| Standard Deviation (Population) | 0.59 | 0.32 | 
Similar Demographics by Average Family Size
Demographics Similar to Irish by Average Family Size
In terms of average family size, the demographic groups most similar to Irish are Swedish (3.10, a difference of 0.030%), Luxembourger (3.10, a difference of 0.060%), French (3.10, a difference of 0.060%), Croatian (3.10, a difference of 0.070%), and Estonian (3.10, a difference of 0.090%).
| Demographics | Rating | Rank | Average Family Size | 
| 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 | 
| Irish | 0.0 /100 | #336 | Tragic 3.10 | 
| Swedes | 0.0 /100 | #337 | Tragic 3.10 | 
| French | 0.0 /100 | #338 | Tragic 3.10 | 
| Croatians | 0.0 /100 | #339 | Tragic 3.10 | 
| Finns | 0.0 /100 | #340 | Tragic 3.09 | 
| Poles | 0.0 /100 | #341 | Tragic 3.09 | 
| Germans | 0.0 /100 | #342 | Tragic 3.09 | 
| Norwegians | 0.0 /100 | #343 | Tragic 3.08 | 
Demographics Similar to South American Indians by Average Family Size
In terms of average family size, the demographic groups most similar to South American Indians are Immigrants from Cuba (3.26, a difference of 0.020%), Alaskan Athabascan (3.27, a difference of 0.050%), Immigrants from Costa Rica (3.26, a difference of 0.050%), Immigrants from Syria (3.26, a difference of 0.060%), and Immigrants from Colombia (3.27, a difference of 0.070%).
| Demographics | Rating | Rank | Average Family Size | 
| Kiowa | 94.8 /100 | #117 | Exceptional 3.27 | 
| Immigrants | Asia | 94.0 /100 | #118 | Exceptional 3.27 | 
| Immigrants | Indonesia | 93.7 /100 | #119 | Exceptional 3.27 | 
| Immigrants | Bahamas | 93.6 /100 | #120 | Exceptional 3.27 | 
| Immigrants | Thailand | 93.3 /100 | #121 | Exceptional 3.27 | 
| Immigrants | Colombia | 92.8 /100 | #122 | Exceptional 3.27 | 
| Alaskan Athabascans | 92.4 /100 | #123 | Exceptional 3.27 | 
| South American Indians | 91.6 /100 | #124 | Exceptional 3.26 | 
| Immigrants | Cuba | 91.3 /100 | #125 | Exceptional 3.26 | 
| Immigrants | Costa Rica | 90.7 /100 | #126 | Exceptional 3.26 | 
| 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 |