Bottom-up forecast for whole state
Now that you have forecasts for each region you can use the bottom-up hierarchy to calculate a forecast for the whole state! Your regional forecasts are saved as for_SEC_t_xts
, for_MET_t_xts
, and for_M_t_xts
.
This exercise is part of the course
Forecasting Product Demand in R
Exercise instructions
- Sum up all of your regional forecasts into a variable called
for_state
to forecast the whole state!
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Calculate the state sales forecast: for_state
for_state <- ___ + ___ + ___
# See the forecasts
for_state