why is the gape so high with weekly what is monthly vs weekly forecast what is the difference between weekly weekly and monthly data difference between monthly and weekly data why is forecast error often higher during a weekly or monthly period when using weekly and monthly data what is forecast error why is forecast error (mape) much higher when combining monthly and weekly data why is forecast error higher when using weekly or monthly data what is forecast error which is higher for forecast errors when using weekly periodicity vs monthly data? why is forecast error higher when using weekly versus monthly data which of these are forecast error differences why is mape higher why is the monthly forecast error much higher? what is the difference in weekly vs monthly monthly data? why is weather forecast error much higher in monthly vs weekly when to use monthly vs weekly what is the difference between weekly and monthly data? when using weekly data, why is forecast error (mape) much higher? how is forecast error