You can’t get into an argument about polls without some wise guy whipping out the “margin of error” to shut down the other side. But what is the margin of error, exactly?

As Americans await election results, many are looking to the polls for clues. From the margins of error to methodology, here’s what to know about presidential polls.

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 ...

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.

Melbourne's boil water was rescinded Aug. 29; E. coli bacteria had been detected Aug. 28 during routine water samples.

The first problem in any DNA sampling protocol is defining the limits of detection. The amount of unreplicated haploid genome (i.e., the 1C value) present in a sample is useful for relating genome ...