Question: Develop the model using the second quarter as the refrence and compute the mean absolute error (two decimal places) The following table reports the sale

Develop the model using the second quarter as the refrence and compute the mean absolute error (two decimal places)
The following table reports the sale of umbrellas for 16 quarters. Quarter 1 Year 1 12 9 Year 2 9 Year 3 6 3 Year 4 5 2 5 2 3 7 4 1 1 4 10 7 5 4 What type of pattern exists in the data? The following table reports the sale of umbrellas for 16 quarters. Quarter 1 Year 1 12 9 Year 2 9 Year 3 6 3 Year 4 5 2 5 2 3 7 4 1 1 4 10 7 5 4 What type of pattern exists in the data
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