Stratified Sampling Allocator
Allocate sample sizes proportionally across population strata. Calculate sampling fractions and optimal distribution for surveys.
Proportional Allocation
Stratum 1: 50
Stratum 2: 30
Stratum 3: 20
Total Population
1,000
Number of Strata
3
Sampling Fractions
Stratum 1: 50.00%
Stratum 2: 30.00%
Stratum 3: 20.00%