Trietsch, Dan; Mazmanyan, Lilit; Gevorgyan, Lilit; … - In: European Journal of Operational Research 216 (2012) 2, pp. 386-396
Based on theoretical arguments and empirical evidence we advocate the use of the lognormal distribution as a model for activity times. However, raw data on activity times are often subject to rounding and to the Parkinson effect. We address those factors in our statistical tests by using a...