Explore sample survey principles and methods with real-world examples Sample survey concepts and methodologies have evolved as the demand for wider application continues to grow. Sample Survey Principles and Methods, now in its third edition, continues to stress the relevance of sampling methods as they pertain to biological and social fields, and also expands to cover environmental, financial, and medical investigations. Offering a comprehensive overview of the topic, the text is broken down into four sections that build upon one another to offer a complete exploration of the subject matter.