1- Check again the stationarity of the time series using augmented Dickey-Fuller (ADF) test . 2- Try to increase the number of predictors ( independent variables). 3- Try to increase the sample size (in case of monthly data, to use at least 4 years data.
Read moreWhat are the methods for forecasting?
Quantitative Forecasting Methods
Read moreWhat is time series forecasting give examples?
Examples of time series forecasting Forecasting the closing price of a stock each day . Forecasting product sales in units sold each day for a store. Forecasting unemployment for a state each quarter. Forecasting the average price of gasoline each day.
Read moreHow do you predict in Python?
Python predict() function enables us to predict the labels of the data values on the basis of the trained model. The predict() function accepts only a single argument which is usually the data to be tested.
Read moreIs ARIMA a predictive model?
ARIMA, short for ‘AutoRegressive Integrated Moving Average’, is a forecasting algorithm based on the idea that the information in the past values of the time series can alone be used to predict the future values.
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