What are the five time series approaches in forecasting?

While there are a wide range of frequently used quantitative budget forecasting tools, in this article we focus on the top four methods: (1) straight-line, (2) moving average, (3) simple linear regression, and (4) multiple linear regression .

Simple Moving Average (SMA) Exponential Smoothing (SES) Autoregressive Integration Moving Average (ARIMA) Neural Network (NN)