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Daily forcast for seasonal model

Hi All

I have daily Emegency department cases for last 3 years and it is very ovious that it has seasonal trend ( high in winter and low in summer).

In Observation per period do I keep 365 as this is daily data or 90 to represent the quaterly ( jan - march : high ,april - june : low ,july - sep : low and oct -dec : high) up and down trend?

in 

Re: Daily forcast for seasonal model

Hello,

 

If it's daily observational data, then you need to set the Observations per period to 365.