Share on Twitter Share on Google+ Share on Facebook Share on LinkedIn Given just a few properties of a queue, we can answer some questions about waiting times without knowing anything other than the average line length and the average customer arrival rate. For example, If a customer joins the line just after a customer begins [...]
Share on Twitter Share on Google+ Share on Facebook Share on LinkedIn Below are common Queueing Theory definitions, glossary, and vocabulary. Knowing the concepts below will help you better understand these articles on Queues. Queue: A line (or buffer or inventory) feeding a number of servers Server: An operation fed by a queue. Arrival rate [...]
Share on Twitter Share on Google+ Share on Facebook Share on LinkedIn In a previous post, I argued that there are distinct differences between Service and Manufacturing – and, especially, how one goes about applying the principles of Lean to Service versus Manufacturing. The first difference I’ll explain in this post: Simultaneous Production and Consumption. [...]
Share on Twitter Share on Google+ Share on Facebook Share on LinkedIn Some of the biggest opportunities is in providing a solution to the problems that people either miss or can’t articulate – or, don’t even recognize as a problem, even though it really is a problem. While I don’t drink coffee, I have many [...]
Share on Twitter Share on Google+ Share on Facebook Share on LinkedIn In previous posts, we discussed the DMAIC Methodology in Six Sigma. We discuss the previous phases of DMAIC here: Define Phase, DMAIC Measure Phase, DMAIC Analyze Phase, DMAIC And in this post, we’ll discuss the Improve Phase of DMAIC. Let’s revisit, from a [...]
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