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Q. 121 It is noticed that data collected for problem solving during Gemba walks is not always reliable. A useful approach for evaluating data is the "KNOT technique". Explain the utility of KNOT technique with a suitable example. Note for website visitors - Two questions are asked every week on this platform. One on Tuesday and the other on Friday. All questions so far can be seen here - https://www.benchmarksixsigma.com/forum/lean-six-sigma-business-excellence-questions/ Please visit the forum home page at https://www.benchmarksixsigma.com/forum/ to respond to th
Hi, There was a Time study carried out in one of the back office processes. The objective of the Time study was to establish a baseline which we could propose to the client as our initial target in terms of Average Handling Time for each transaction. However, the data turned out to be non-normal, a distribution which was skewed towards the right with majority of the data points on the left. Would it be logical to use the mean as the baseline measure in this case and propose the AHT to the client. Or should it be Median since the data is not normal and most data points aren't around