Question: Question 9 (2 points) Saved Starbucks sells temperature-controlled smart mugs at $150 each. The monthly sales of mugs for the last twelve months were: Month

Question 9 (2 points)

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Starbucks sells temperature-controlled smart mugs at $150 each. The monthly sales of mugs for the last twelve months were:

Month Sales 3SMA
January 825
February 756
March 808
April 950 796
May 678 838
June 875 812
July 695 834
August 589 749
September 690 720
October 890 658
November 1030 723
December 1525 870

What is the Mean Squared Error (MSE ) for 3-month moving average (3SMA)?

Question 9 options:

211

103,850

44,568

254

75,134

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