Six Sigma is a management methodology which allows companies to use data to eliminate defects in any process. For a process to have achieved Six Sigma, a process must not produce a defect – that is anything outside of customer specifications – more often than 3.4 times per million opportunities. 762 more words
Tags » Experimental Design
This blog is the first in a series of modules that I will present on using simulations to evaluate experimental designs. The series will mostly consist of fairly simple simulations that I have built over the last decade to answer questions about experimental design and analysis for my own research as well as the research of my colleagues. 1,532 more words
Designing experiments is deceptively simple. After all, you know what’s going on, right? So you just design an experiment that manipulates or otherwise examines the variable of interest, with an appropriate control, then show the pattern you expected, write it up and publish. 237 more words
This is project that is in progress. It is an experimental foray into how technology can enhance a collective mourning experience. Building on the Bon Festival that through different iterations and forms is performed around the world from Asia to Brazil, I imagined what if technology were introduced in a way that reinforced and strengthened the global community around death and remembrance.
Applied Statistics Lesson of the Day - The Independent 2-Sample t-Test with Unequal Variances (Welch's t-Test)
A common problem in statistics is determining whether or not the means of 2 populations are equal. The independent 2-sample t-test is a popular parametric method to answer this question. 313 more words