The phrase "high variance" refers to a situation where there is a big difference or variation between different values or outcomes. It means that the results or data points are spread out over a wide range and not clustered closely together.
Sentences with «high variance»
High variance of returns, hard for users to plan economically. (smartpool.io)
This way it is possible to distinguish between genes with high variance and genes with high spatial variance. (nxn.se)
Below we compare a low and high variance performance. (edgewonk.com)