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

Simple random sampling – In this sampling method, each item in the population has an equal probability of getting selected in the sample. First, you must assign a unique identifier to each item.

Consider a population of 70 individuals, for which you wish to estimate the mean annual income, μ. Assume that you have decided to use the following estimation procedure to make your estimate: simple ...

Consider a population of 70 individuals, for which you wish to estimate the mean annual income, μ. Assume that you have decided to use the following estimation procedure to make your estimate: simple ...

The usual modification of simple random sampling with replacement (srswr) which makes the usual ratio estimator unbiased for the population ratio is to choose the first unit in the sample with ...