Probability sampling has enjoyed a privileged position for good survey practice since the beginning of last century. Jerzy Neyman (1934) decisively contributed to this situation with his theory for ...

Most statistical methodology in use today is designed for sampling schemes or experimental designs in which the sample size or number of data points is regarded as a fixed, present parameter. This is ...

Students learn about sampling by tracing improvements in sampling procedures over the twentieth century. Scientific inquiries involving flawed sampling are illustrated and discussed using the Literary ...

The random sample survey is a commonly used method in market research and such surveys generally are considered to provide more robust results than purposive or convenience (such as quota) samples.