Learn how representative samples and random samples differ and why combining them minimizes sampling bias for accurate data.

The static from a old radio is a form of random interference caused by electromagnetic activity in the atmosphere (Credit: Getty Images) Our world runs on randomly generated numbers and without them a ...

Random is a fighting word for young Spencer Thompson. The comedian posted a video to a Facebook page entitled I Hate When People Misuse the Word Random. "The word random is the most misused word of ...

Excel provides three functions for generating random values: RAND(), RANDARRAY(), and RANDBETWEEN(), but there’s no comparable function for generating random letters. The truth is, most of won’t need ...

How to generate random numbers with no duplicates in Excel Your email has been sent Over the last few months, I’ve written about several of Excel’s new dynamic array functions. They’re powerful and ...

Tim Smith has 20+ years of experience in the financial services industry, both as a writer and as a trader. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a ...