reality
success
simplification
assumptions
validation of the model
verification, testing of proposed solution
implementation of solution
failure
intelligence phase
organization objectives
search and scanning procedures
data collection
problem identification
problem ownership
problem classification
problem statement
design phase
formulate a model
set criteria fir choice
search for alternatives
predict and measure outcomes
choice phase
solution to the model
sensitivity analysis
selection of the best(good) alternative(s)
plan for implementation
problem statement
alternatives