Posts Tagged ‘estimate’

  

Predictability and Planning for Done

There is an interesting relationship between having predictable estimates for project management and using a thorough definition of done.
Achieving the full definition of done for a feature or release (often called being done-done) is surprisingly difficult. You may have heard the anecdotal rule of thumb that it takes 80% of the time to achieve 80% [...]

Why is Estimating so Difficult?

Working as a software developer offers many challenges ranging from tracking down an elusive defect in third-party software to trying to determine what a client really wants. Perhaps the most difficult challenge, however, is succeeding as an oracle who can accurately divine the future – more commonly referred to as creating an estimate. A layperson [...]

Two Types of Time in Project Schedules

My article on Understanding Project Schedules discussed four factors of project schedules: time, resources, scope, and quality. Time is often the factor of greatest interest to project stakeholders such as customers or management. They often ask when the project will be finished. I refer to this as elapsed time – the passage of days on [...]