Question: show work please Given forecast errors of -5,0-4, and 3. what is the mean square error? A4 B. 3 C.16.67 D. 2.25 E. 1

show work please Given forecast errors of -5,0-4,show work please
Given forecast errors of -5,0-4, and 3. what is the mean square error? A4 B. 3 C.16.67 D. 2.25 E. 1

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