R Package 'stratifyR'
Using stratifyR through the interactive app | Introduction | The Package in a Glance | General Formulation of the Univariate Stratification Problem \label | Dynamic Programming Technique as a Solution Procedure | Optimum Sample Sizes Using Neyman Allocation | Overview of Package Functionalities | The Function strata.data() | The Function strata.distr() | Alternative Optimisation Methods: COBYLA, GLOBAL and EXACT | Motivation | The COBYLA Method (method = "cobyla") | The GLOBAL Method (method = "global") | The EXACT Method (method = "exact") | Which method should I use? | Application: Comparing Methods for strata.distr | Application: Comparing Methods for strata.data | Working with the Results | What is in a result | How many strata? | Comparing with simpler designs | Different costs per stratum | Plots | Large frames and the exact solver | Application to Numerous Survey Populations | Stratification for a Survey Variable with Pareto Type II Distribution | MPP Formulation for Pareto Type II Distribution | DP Solution for Pareto Type II Distribution | A Numerical Example for Pareto Type II Distribution | Stratification for a Survey Variable with Triangular Distribution | DP Solution for Triangular Distribution | A Numerical Example for Triangular Distribution | Stratification for a Survey Variable with Right-Triangular Distribution | DP Solution for Right-Triangular Distribution | A Numerical Example for Right-Triangular Distribution | Stratification for a Survey Variable with Weibull Distribution | DP Solution for Weibull Distribution | A Numerical Example for Weibull Distribution | Stratification for a Survey Variable with Gamma Distribution | DP Solution for Gamma Distribution | A Numerical Example for Gamma Distribution | Stratification for a Survey Variable with Exponential Distribution | DP Solution for Exponential Distribution | A Numerical Example for Exponential Distribution | Stratification for a Survey Variable with Uniform Distribution | DP Solution for Uniform Distribution | A Numerical Example for Uniform Distribution | Stratification for a Survey Variable with Normal Distribution | DP Solution for Normal Distribution | A Numerical Example for Normal Distribution | Stratification for a Survey Variable with Log-Normal Distribution | DP Solution for Log-Normal Distribution | A Numerical Example for Log-Normal Distribution | Stratification for a Survey Variable with Cauchy Distribution | DP Solution for Cauchy Distribution | A Numerical Example for Cauchy Distribution | Summary of Method Comparison Across All Supported Distributions | References