Brian Beers is a digital editor, writer, Emmy-nominated producer, and content expert with 15+ years of experience writing about corporate finance & accounting, fundamental analysis, and investing.

Learn how the probability density function (PDF) helps financial analysts assess the distribution of stock or ETF returns, ...

P values indicate how incompatible the observed data may be with a null hypothesis; “P<0.05” implies that a treatment effect or exposure association larger than that observed would occur less than 5% ...

In science, the success of an experiment is often determined by a measure called “statistical significance.” A result is considered to be “significant” if the difference observed in the experiment ...

'Statistical significance' is one of the most widely misunderstood phrases in science, according to a 2013 Scientific American article. It's a controversial topic. Probability values (p-values) have ...

Methods for visualizing protein or nucleic acid motifs have traditionally relied upon residue frequencies to graphically scale character heights. We describe the pLogo, a motif visualization in which ...

In the middle of the 20 th century, the field of psychology had a problem. In the wake of the Manhattan Project and in the early days of the space race, the so-called “hard sciences” were producing ...

If you believe The Economist, science is in the midst of a crisis, with most of its conclusions failing to stand the test of time. Research fraud is rising, but even studies that were performed ...