how to do a daily forecast in r r daily forecasting in qty what is the r r frequency? what is a daily forecast in r r daily forecast how to forecast in arima daily r how to calculate daily forecast how to use arima time series model how to calculate weekly forecast in r how to get daily sales forecast r how to do daily forecast in r how to do r day forecasts how to do daily forecasting in arima can i model daily r time series r how to do forecasting daily how to model a day in arima r how to do daily forecasting in arima in r? time series arima r how to do daily forecasts what data can ARIMA use to do daily forecast in r