Survey sampling and estimation methods form the cornerstone of modern statistical inference, underpinning research across the social, medical, and natural sciences. At their heart, these methods ...

Outcome-dependent sampling designs are strategic methodologies in longitudinal research that prioritise the selection of study subjects based on observed outcomes. Rather than relying on random ...

Introduction / William L Thompson -- PART ONE: OVERVIEW AND BASIC CONCEPTS -- Sampling rare populations / Lyman L. McDonald -- Separating components of detection probability in abundance estimation: ...

Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...