'Biased sampling' presentation slideshows

Epidemiologic Methods - Fall 2009

Epidemiologic Methods - Fall 2009. Bias in Clinical Research: General Aspects and Focus on Selection Bias. Framework for understanding error in clinical research systematic error: threats to internal validity (bias) random error: sampling error (chance)

963 views • 67 slides

??? Monte Carlo ??

1.14k views • 40 slides

Everyday Statistics in Monte Carlo Shielding Calculations

451 views • 34 slides

Chapter 1

Chapter 1. Sampling and Data. What Is (Are?) Statistics?. Statistics (a discipline) is a science of dealing with data. It consists of tools and methods to collect data, organize data, and interpret the information or draw conclusion from data.

586 views • 34 slides

Chapter 1

Chapter 1. Sampling and Data. What Is (Are?) Statistics?. Statistics (a discipline) is a science of dealing with data. It consists of tools and methods to collect data, organize data, and interpret the information or draw conclusion from data.

343 views • 34 slides

Chapter 1 ~ Statistics

Chapter 1 ~ Statistics. The Joys of Commuting. Minutes. Miles. Chapter Goals. Create an initial image of the field of statistics. Introduce several basic vocabulary words used in studying statistics: population, variable, statistic. Learn how to obtain sample data.

416 views • 30 slides

Sampling Designs

315 views • 14 slides