Learn how to calculate moving averages in Excel using dynamic arrays. Simplify rolling totals with custom functions for efficient analysis.

Learn how to calculate simple, weighted and exponential moving averages in Microsoft Excel using Data Analysis Tool Pack or Formula.

Learn how ARIMA models use time series data for accurate short-term forecasting. Discover its pros, cons, and essential tips ...

A moving average is a calculation that smooths out data points in a series over a set time period, acting as a trend identification filter.

This paper examines the likelihood function of a stationary autoregressive-moving average model of order (p,q) and presents a method for its evaluation. Numerical results illustrating the ...

In the situations where restrictions on the multivariate subset AR model are known, we propose methods of providing suitable standard errors of estimate and prediction which assist in assessing the ...