The weelcly der and ( n casce) fer a particular zrand of automatic dishwasher deterecnt for a cha n of grocery sto-es ls

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The Weelcly Der And N Casce Fer A Particular Zrand Of Automatic Dishwasher Deterecnt For A Cha N Of Grocery Sto Es Ls 1 (69.34 KiB) Viewed 35 times

The weelcly der and ( n casce) fer a particular zrand of automatic dishwasher deterecnt for a cha n of grocery sto-es lseated in Columbus, Otio, fallows. (a) Construct a time series siot. y (1)′ What lype of pattem exists in the data? The time ser ps plot indicates a seasonal patten The time serus plet indicates a trerd patterri. The time seree plot indicates a harisontel pottern. The time ser es plot indicates a cyclica pattem. F11​= casec (c) Use exponental smoothing with a smoozring canszant of α=0.6 to develap a forecast (in cases) for week 11 . \{Round your answer to tho decimal places,? F11​= casen (d) Wh of of the two methoits de you prefer? Why? Exponentia s smoothing with a=0,5 is preferable since it nas a smaller MSE mmpered to the 3 -week moy rg average. The 3-wrek moving average is preferatle since it has a larger mSe campared te exponential smoothing with x=0.6. Exponcntial smoothing with α=0.6 l preferable since it nas a larger MSE comparcd to the 3 -weck moving averoga. The 3 -week mowing average is preferable since it has a smaller MSE comsared to expomencal smoothing with a =0.6.