Question: If the forecast errors for four consecutive periods are 6, 8, -9, and -4, then the mean absolute deviation over those four periods is: O

If the forecast errors for four consecutive

If the forecast errors for four consecutive periods are 6, 8, -9, and -4, then the mean absolute deviation over those four periods is: O A. 6.75 B. 9 O C. 1.5 O D. 0.25 O E. 4

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