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Phase








                                           4x                             Problems &                                       Inception                                            Elaboration & Construction                                                                Transition &

                                                                        Opportunities                                                                                                                                                                                        Evolution




                                                                               2 - 4x                                        2 - 1.5x                                                            1.5 – 1.25x








                                                                                                                                                                                                         Themes, Epics and initial story

                                                                                                                                                                                                         set known, as is the team, the

                                           2x                                                                                                                                                               tech stack and approach.
                                                                                                                                                                                                           Estimate variability further

                                                                                                                                                                                                       reduced at a relatively low cost.


                                         1.5x









                                       1.25x

                                            1x
                                           .8x








                                         .67x




                         Estimate Variability


                                           .5x























                                         .25x
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