Gain insights by using control charts to analyse your performance test results

On Friday 16 May 1924 Walter Shewhart gave his manager at Bell Telephone Laboratories a memo.  The memo “suggested a way of using statistics to improve quality in telephones.[1]” Shewhart’s memo proposed using Statistical Process Control, including Control Charts for visualisation, to improve quality. Shewhart sparked “a revolution in quality control”[2] that can help us …

A review of “Understanding Variation The Key to Managing Chaos” by Donald J. Wheeler

This book is both insightful and useful. It was recommended to me by members of the Deming Profound Book Club. Wheeler describes how to create control charts and analyse processes using control charts. This book can help you start to use control charts to analyse data from your test and development processes. Walter Shewhart invented …

How to create a simple performance test with Puppeteer

Creating your first performance test can seem daunting, but it need not be so. This blog post is a guide to resources that you can use to create a simple automated performance test. A good tool to use to create a performance test is Puppeteer. Puppeteer is a node.js library that can be used to …

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