How many data records do you need to run a hypothesis test?
Good question and the answer is, “it depends.” There are instances where a team is testing their process to see if it’s performing to standards. If the standard is something like, “Average of 5 minutes response time”, then the team…
Elisabeth is a Master Black Belt at GoLeanSixSigma.com, the co-author of The Problem-Solver’s Toolkit and co-host of the Just-in-Time Cafe. For over 30 years, she's helped leading organizations like Amazon, Charles Schwab and Marriott International, Inc. build problem-solving muscles with Lean Six Sigma to achieve their goals.
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