Month: April 2018

Deming’s Profound Knowledge consists of four elements. Answer the following three parts relating to the “variation” element of Deming’s Profound Knowledge. Your discussion should relate to this element of Deming’s Profound Knowledge and not variation in general. 1.     Explain how a quincunx can be used to explain variation. (10 points) 2.     Why is understanding variation…

Read More

(a)    Which type of smoothing technique is generally better? In different situations the different smoothing techniques are better. If there exists a strong trend and an up and down seasonality the moving average is the best smoothing technique. But in most of the cases the exponential smoothing with appropriate smoothing parameter works out in all…

Read More