daily demand for newspapers for the last 10 days has been as follows: 12, 13, 16, 15, 12, 18, 14, 12, 13, 15 (listed from oldest to most recent). forecast sales for the next day using a three-day weighted moving average where the weights are 3, 1, and 1 (the highest weight is for the most recent number). Must compute in 2 dec pl.
Select one:
a. 18.00
b. 12.80
c. 13.00
d. 70.00
e. 14.00