Time Series Forecasting

Forecasting is a method or a technique for estimating future aspects of a business or the operation. It is a method for translating past data or experience into estimates of the future. Forecasting done over time is time series forecasting. Time series forecasting is very useful for businesses in sales prediction and other predictions over time. You can find the data used in this work as an excel file above. Holt Winters' seasonal method and Seasonal ARIMA methods are used for creating models and their results have been compared with Root Mean Squared Error