In: Operations Management
Daily high temperatures in St. Louis for the last week were as follows:
9595,
9191,
9393,
9494,
9595,
8686,
9090
(yesterday).
a) The high temperature for today using a 3-day moving average =
degrees (round your response to one decimal place).
b) The high temperature for today using a 2-day moving average =
degrees (round your response to one decimal place).
c) The mean absolute deviation based on a 2-day moving average =
degrees (round your response to one decimal place).
d) The mean squared error for the 2-day moving average =
degrees squareddegrees2
(round your response to one decimal place).
e) The mean absolute percent error (MAPE) for the 2-day moving average =
(round your response to one decimal
place).
Moving average forecast can be used to forecast long-term trends and can be calculated for any time period. Mean absolute deviation is the distance between each data unit and mean.