Tag Archives: lead time

Forecasting Cards

Those who met me at conferences in the last two years (some clients, too) have probably seen these Forecasting Cards. They’re easy to recognize by their rainbow colours. I created them to start conversations about lead time and to communicate … Continue reading

Posted in decision making, Kanban | Tagged , , , | Leave a comment

Lead Time and Iterative Software Development

I have introduced my forecasting cards and written about lead time distributions in my recent blog post series. Now I’d like to turn to how these concepts apply in iterative software development, particularly the popular process framework Scrum. Let’s consider one of … Continue reading

Posted in Kanban | Tagged , , , , , , | 1 Comment

Introducing Lead Time Forecasting Cards

I’m introducing a simple tool: lead time forecasting cards. Each card displays a pre-calculated distribution shape, using Weibull distribution with shape parameters 0.75, 1 (Exponential distribution), 1.25, 1.5, 2 (Rayleigh distribution), and 3. (Since I printed the first batch, I … Continue reading

Posted in Kanban | Tagged , , , | 1 Comment

Lead Time Distributions and Antifragility

This post continues the series about lead-time distribution and deals with risks involved in matching real-world lead-time data sets to known distributions and estimating the distribution parameters. One of the key ideas of Nassim Nicholas Taleb’s book Antifragile is the … Continue reading

Posted in Kanban | Tagged , , , | Leave a comment

How to Match to Weibull Distribution without Excel

A bit more than one year ago, I wrote a short, but fairly technical post on how to do this without complicated statistical tools, only using something found in many modern offices: spreadsheet software such as Excel. Here is the … Continue reading

Posted in Kanban | Tagged , , , | 4 Comments

Inside a Lead Time Distribution

My earlier post discussed: how to measure lead time how to analyze lead distribution charts how to get better understanding of lead time by breaking down multimodal (work item type mix) lead time data sets into unimodal (by work item … Continue reading

Posted in Kanban | Tagged , , , | 5 Comments

Analyzing the Lead Time Distribution Chart

This post is about one of the key measurements of flow we use in Kanban: lead time. We’ll talk a bit about how to measure it and analyze and use the results. Loosely defined, the lead time is how long … Continue reading

Posted in Kanban | Tagged , , | 1 Comment