Phone vs. digital polls "The polling industry is going through what I would call a paradigm shift, where we're moving from the types of methods that worked 30, 40 years ago and don't really work ...

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 ...

Negative margin status is an important predictor for local control and overall outcome in head and neck cancers. 1, 2, 3 Frozen section analysis is a useful tool for assessing margin status intra ...

LONDON — A poll indicating a surge in support for Scottish independence was likely the result of "sampling error," according to leading pollster John Curtice. A BMG poll published by the Herald ...