Peruvian vs Afghan Average Family Size
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Peruvian
 Afghan
 Average Family Size
Average Family Size Comparison
Peruvians
Afghans
3.30
AVERAGE FAMILY SIZE
99.2/ 100
METRIC RATING
93rd/ 347
METRIC RANK
3.31
AVERAGE FAMILY SIZE
99.7/ 100
METRIC RATING
85th/ 347
METRIC RANK
Peruvian vs Afghan Average Family Size Correlation Chart
The statistical analysis conducted on geographies consisting of 362,986,655 people shows a poor positive correlation between the proportion of Peruvians and average family size in the United States with a correlation coefficient (R) of 0.186 and weighted average of 3.30. Similarly, the statistical analysis conducted on geographies consisting of 148,832,546 people shows a weak negative correlation between the proportion of Afghans and average family size in the United States with a correlation coefficient (R) of -0.279 and weighted average of 3.31, a difference of 0.45%.
 
Average Family Size Correlation Summary
| Measurement | Peruvian | Afghan | 
| Minimum | 2.15 | 2.51 | 
| Maximum | 4.95 | 4.04 | 
| Range | 2.80 | 1.53 | 
| Mean | 3.27 | 3.30 | 
| Median | 3.30 | 3.29 | 
| Interquartile 25% (IQ1) | 3.13 | 3.22 | 
| Interquartile 75% (IQ3) | 3.40 | 3.46 | 
| Interquartile Range (IQR) | 0.27 | 0.23 | 
| Standard Deviation (Sample) | 0.43 | 0.26 | 
| Standard Deviation (Population) | 0.43 | 0.26 | 
Demographics Similar to Peruvians and Afghans by Average Family Size
In terms of average family size, the demographic groups most similar to Peruvians are Immigrants from Cameroon (3.30, a difference of 0.010%), Immigrants from Pakistan (3.30, a difference of 0.020%), Sierra Leonean (3.30, a difference of 0.10%), Immigrants from Lebanon (3.30, a difference of 0.11%), and Menominee (3.30, a difference of 0.17%). Similarly, the demographic groups most similar to Afghans are Jamaican (3.31, a difference of 0.020%), Immigrants from Nigeria (3.32, a difference of 0.040%), Immigrants from Peru (3.31, a difference of 0.070%), Immigrants from Afghanistan (3.32, a difference of 0.080%), and Ecuadorian (3.32, a difference of 0.090%).
| Demographics | Rating | Rank | Average Family Size | 
| British West Indians | 99.8 /100 | #79 | Exceptional 3.32 | 
| Lumbee | 99.8 /100 | #80 | Exceptional 3.32 | 
| Immigrants | Dominica | 99.8 /100 | #81 | Exceptional 3.32 | 
| Ecuadorians | 99.8 /100 | #82 | Exceptional 3.32 | 
| Immigrants | Afghanistan | 99.8 /100 | #83 | Exceptional 3.32 | 
| Immigrants | Nigeria | 99.7 /100 | #84 | Exceptional 3.32 | 
| Afghans | 99.7 /100 | #85 | Exceptional 3.31 | 
| Jamaicans | 99.7 /100 | #86 | Exceptional 3.31 | 
| Immigrants | Peru | 99.7 /100 | #87 | Exceptional 3.31 | 
| Immigrants | Bolivia | 99.6 /100 | #88 | Exceptional 3.31 | 
| Malaysians | 99.6 /100 | #89 | Exceptional 3.31 | 
| Menominee | 99.4 /100 | #90 | Exceptional 3.30 | 
| Immigrants | Pakistan | 99.2 /100 | #91 | Exceptional 3.30 | 
| Immigrants | Cameroon | 99.2 /100 | #92 | Exceptional 3.30 | 
| Peruvians | 99.2 /100 | #93 | Exceptional 3.30 | 
| Sierra Leoneans | 99.0 /100 | #94 | Exceptional 3.30 | 
| Immigrants | Lebanon | 99.0 /100 | #95 | Exceptional 3.30 | 
| U.S. Virgin Islanders | 98.8 /100 | #96 | Exceptional 3.29 | 
| Immigrants | Oceania | 98.7 /100 | #97 | Exceptional 3.29 | 
| Barbadians | 98.6 /100 | #98 | Exceptional 3.29 | 
| Nigerians | 98.6 /100 | #99 | Exceptional 3.29 |