Answer:
What grade is this question?
Step-by-step explanation:
in a momment im in class
7 - 2 (7) -8
7 - 14 - 8
7-14= -7
-7 - 8 = - 15
May have messed this one up
Answer:In statistics, a forecast error is the difference between the actual or real and the predicted or forecast value of a time series
Step-by-step explanation:find the Mean Absolute Percent Error (MAPE) of your forecast. Statistically MAPE is defined as the average of percentage errors.