stationary time series वाक्य

उदाहरण वाक्य

1. If the process has a unit root, then it is a non-stationary time series.
2. Wold's thesis, " A Study in the analysis of stationary time series, " was an important contribution.
3. Non stationary time series have a pronounced trend and do not have a constant long-run mean or variance.
4. Among his most frequently cited contributions is the Annals of Statistics 1989 article on bootstrapping and jackknifing in stationary time series.
5. SSA can be used as a model-free technique so that it can be applied to arbitrary time series including non-stationary time series.
6. Box and Jenkins suggest differencing a non stationary time series to obtain a stationary series to which an ARMA model can be applied.
7. Clive Granger demonstrated that the statistical methods used for stationary time series could yield wholly misleading results when applied to the analysis of nonstationary data.
8. A sequence of random variables \ { f _ n \ } of mean 0 is a ( wide-sense ) stationary time series if the covariance
9. One of the ways for identifying non-stationary times series is the ACF will drop to zero relatively quickly, while the ACF of non-stationary data decreases slowly.
10. Two commonly used forms of these models are autoregressive models ( AR ) and ARIMA ( autoregressive integrated moving average models ) on the other hand are used to describe non-stationary time series.