why is smoothing data important for sleep analytics on android why are moving averages used why is smoothing important why is the sleep data important why is moving average smoothing important why is it necessary to use a moving average for time series data? why is a smoothing time series useful why are smooth data important why is this chart important why are sleep time series important why is it important to use a averaging chart why is the smoothing chart important for mobiles why is it important to display the data during sleep why is a moving average chart a useful tool why is smoothing so important to a smartphone why do we use moving averages why are data smoothed during sleep why are moving averages useful for sleep monitoring why are sleep charts useful why is motion tracking important?