what does smoothing do in graphs how to smooth time period of proportions if a time series has noise how to smooth it how do you smooth time series when smoothing a time series of proportions how to smooth a time series what is the purpose of a smoothing function when to smooth time series of proportions smoothing time series of ratios how to smooth the time series how to do recomputation smoothing how to use smoothing function for time series how to smooth a time series of ratios how to smooth a time series of proportions in excel how to smooth time series how to smooth a time series of proportions how to smooth time series of ratios how to do a time series smoothing what is the function for smoothing time series how to smooth time series of ratios