Hi, I am using the SAS studio forecasting procedures which generate the following code to test for White Noise. I am using a series spanning from 2000-2019 with daily data; HOWEVER the data that I am using is reported only 5 days a week (Monday-Friday); the code generated is below and shows "seasonality=7* (i.e. 7 days of the week). I have tried to just adjust it to "seasonality=5" however, this does not seem to yield the right results. How should the code be adjusted to account for only 5 days a week. ods noproctitle; ods graphics / imagemap=on; proc sort data=PG2.DATASET_2000_2019 out=Work.preProcessedData; by date; run; proc timeseries data=Work.preProcessedData seasonality=7 plots=(series corr acf wn); id date interval=day; var Spread / accumulate=none transform=none dif=0 sdif=0; ods exclude ACFNORMPlot; ods exclude WhiteNoiseProbabilityPlot; run; proc delete data=Work.preProcessedData; run;
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