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 ...

Systematic sampling is low risk, controllable and easy, but this statistical sampling method could lead to sampling errors and data manipulation.

While representative sampling is one of the most effective methods used to reduce error, it is often not enough to do so sufficiently on its own.

Melbourne's boil water was rescinded Aug. 29; E. coli bacteria had been detected Aug. 28 during routine water samples.

We investigated sampling and non-sampling errors for size measurements (straight carapace length, straight carapace width, and mass) of hatchling Flatback Turtles, Natator depressus, from two study ...

A new report released Friday suggests widely documented water quality issues in Riviera Beach may have been caused by a sampling error and not by dirty water.

A comprehensive treatment of the theory of non-sampling errors is given in this paper by bringing together the work of a number of authors on this subject. Various aspects of the problem of ...