Several measurement techniques used in the life sciences gather data for many more variables per sample than the typical number of samples assayed. For instance, DNA microarrays and mass spectrometers ...

Beverly is a writer, editor, and paralegal specializing in personal finance and tax law. She covers personal financial and legal topics, as well as tax breaks, tax preparation software, and tax law ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Daniel Alpert is a Senior Fellow in ...