"variance changes" is correct and usable in written English.
It is a phrase used to refer to differences between something's original state and what has come after. For example, "The variance changes in temperature throughout the day can be drastic."
Limit normality holds but the variance changes when γ = 1.
Non-central chi-square charts are more effective than the joint ¯¯¯X and R charts in detecting small mean shifts or variance changes of a performance variable.
He analyzed historical stock-price movements and came to the conclusion that stock prices follow a ""—a statistical term that is used to describe a data series whose mean and variance changes over time and is therefore essentially unpredictable.
Variability on their patterns of abundance was explored by analysis of variance, changes on their distribution ranges were detected by comparing with previous records and their relationship with sea water temperature was explored by rank correlation analyses.
The detection of average and/or variance changes is dealt as a classical change-point problem analysis where the two main questions raised are: 1) "Did a change really occur?" and 2) "When did it occur?".
In contrast, the coefficient variance changes from 0.198346 to 1.176139, almost 10 times that of the previous result.
Yoron Cohen, Mr. Schlank's real estate agent, said the variance change was "really a technicality".
Mearns, L. O., Rosenzweig, C. & Goldberg, R. Mean and variance change in climate scenarios: Methods, agricultural applications, and measures of uncertainty.
It is compared with that of the conventional Monte Carlo method by a variance change factor for conservative estimation of the increase in accuracy and efficiency.
However, for non-stationary signals, the entropy (16) is affected by the variance change.
This form of DWT discounts variance change due to temporal shift in the aggregated signal, thus highlights the fractality changes that should really be attracting network administrators' attention.
