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Question 2 A-E. 1 Q2. The following time series shows the number of units of a...

Question:

Question 2 A-E.
1 Q2. The following time series shows the number of units of a product sold over the past six months. Units Sold Month (Thous
Month Units Sold 3-month moving (Thousands) average Forecast (F) error Squared Error 9 * * ذرا * * * * ** 2 3 4 5 6 7 6 6 12
1 Q2. The following time series shows the number of units of a product sold over the past six months. Units Sold Month (Thousands) 9 2 3 3 6 4 6 5 12 6 9 Consider the following 3-month moving average for the above time series and forecast the sales volume for month 7.
Month Units Sold 3-month moving (Thousands) average Forecast (F) error Squared Error 9 * * ذرا * * * * ** 2 3 4 5 6 7 6 6 12 9 6 5 8 9 (i)? 5 8 (ii)? 0 7 (iii)? 0 49 (iv)? a) (4pt) Compute the number (i): Show your work for full credit b) (4pt) Compute the number (ii): Show your work for full credit c) (3pt) Compute the number (iii): Show your work for full credit d) (3pt) Compute the number (iv): Show your work for full credit e) (6pt) What is the mean square error (MSE)? (Recall: Error =Actual value - Forecast value). Show your work for full credit

Answers

9tuolel Unit sold 3 month IMA error Squareet error 1. g 2 alw 3 4 6 ( O onolo S 12 S 7 49 6 9 8 (ازن) 7 (1)

a) Forecast = 9+3+6 3 18 3 b) (i) Forecast - g 6+12+g 3 27 3 c) (iii) Error - Forecast value Actual value 9 - 8 Error 2 d) (i

.

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