how accurate is the aggregation of time series is it valid to aggregate time series why is it better to aggregate monthly or weekly why aggregate time series why aggregate a time series when should we aggregate a time series? do you aggregate your time series daily for reliable results why aggregate time series what's the difference between loess and forecasting can you aggregate a time series why aggregate time series when do i aggregate a time series is it valid to aggregate a daily series why do we aggregate time sequences when to aggregate a time series what is the difference between loess plots and forecast packages what does it mean to aggregate a time series can we aggregate time series why does aggregate work when aggregating time series how does it work