Urgent Question must be done as soon as possible please!

las X C@A Question 6 8 pts The company 'Jackoman Groove' has sales ($10,000) shown in the following table. The data below covers the period from Oct 2019 until Apr 2020. a) Use 5 period moving averages to predict the sales for the time periods (6-9) and fill in the table below b) De-seasonalize the forecast for period 9 using a seasonal index 0.9 Round off your answers to one decimal place. b) Calculate the errors and fill in the table below. Only write the number value (ignore + and -) c) Calculate the error and fill in the table below. d) Calculate MAD Round off your answers to one decimal place. e)Calculate MSE Round off your answers to one decimal place. f) The other purpose of the moving averages is to a time series g) The prediction for which time period has the least error ? type only the number h) If the MAD for 4-MA is 3, which model is better 4 or 5 Time Sales($) 5-Moving ABS(Errors) Errors? Period averages 26 N/A 33 N/A 30 IX PrtSon Home End 2 F5 F6 F7 F8 F9 # LA % A & N 5 6 8 W C D\f