A simple random sample is a subset of a statistical population where each member of the population is equally likely to be chosen.

Visualizing a simple random sample: Simple Random Sample of Lotto Balls This applet animates the random sampling of lotto balls. The population size can be set anywhere between 1 and 144. Users can ...

Learn how simple random sampling works and what advantages it offers over other methods when selecting a research group from a larger population.

Researchers choose simple random sampling to make generalizations about a population. Major advantages include its simplicity and lack of bias.

Simple random sampling is the foundation for almost every method taught in introductory statistics classes. Many students, however, have difficulty understanding the difference between simple random ...

When observations are costly or time-consuming but the ranking of the observations without actual measurement can be done relatively easily, rankedset sampling (RSS) can be employed instead of simple ...

A sample of 100 customers is selected from the data set Customers by simple random sampling. With simple random sampling and no stratification in the sample design, the selection probability is the ...