Question: (15:2) please show excel functions on how you got all the answers. #2. Using the Fastgro Fertilizer Company data again, develop a seasonally adjusted forecast

(15:2)(15:2) please show excel functions on how you gotplease show excel functions on how you got all the answers.

\#2. Using the Fastgro Fertilizer Company data again, develop a seasonally adjusted forecast for the demand. Use the linear trend line and the seasonal factors to compute the forecast for all of 2019 . Also compute the cumulative error, MAD and MAPD. How does this method compare to the methods from Question \#1? I've listed the same data in two different formats so that you can use the table that you like best, though to compute the error measures, I would suggest using the lower table

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