Learn what analysis of variance (ANOVA) is, how it works, and when to use it. See how it helps compare means across multiple data groups in statistics and research.

Read on to learn more about what a t-test is, the different formulas used, and when to apply each type to compare means and ...

Stock's historical variance measures its return stability over time. Higher variance indicates greater return unpredictability and risk. Calculate variance using Excel to simplify the process for ...

Editor's note: This article was originally published in 2016 and has been updated for 2018. We practitioners of the technological arts have a tendency to use specialized jargon. That's not unusual.

Malaya Rout works as Director of Data Science with Exafluence in Chennai. He is an alumnus of IIM Calcutta. He has worked with TCS, LatentView Analytics and Verizon prior to the role at Exafluence. He ...

Microarray experiments are widely used to quantify and compare gene expression on a large scale, it is therefore important that they are designed with care as aspects of their design will affect the ...