Agile

#NoEstimates, Sizing and Dry Stone walls

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I recently blogged here on Is Estimation Waste and I would like to come back to it. There is a movement in Lean and Agile towards #NoEstimates which has a lot of  value, but I still believe that we are risking missing something if we don’t find an alternative method to get the value we get from Estimation (shared […]

Agile

The Numbers Game

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Numbers Game Whenever I’m in a meeting talking about metrics, someone always brings up Velocity. If you’re familiar with Scrum you’ll know that in this context, velocity means the number of story points completed per sprint. If a team completes 4 stories each of which scores 5 story points in one sprint, the velocity of […]

Agile

Forecasting Your Oranges

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I’ve been struggling for a metaphor to help explain the difference between statistical forecasting and estimation, and this one came to me, so lets give it a whirl.  Let me express the scenario in some human readable BDD (Gherkin) language Given I am an orange juice shop ownerand currently have no orangeswhen I buy 25 […]