Gill, A.; Bector, C.R.; Hawaleshka, O. - In: International Journal of Operations & Production Management 14 (1994) 1, pp. 89-98
The sample size formula is extensively used in work measurement. However, this formula, based on statistical techniques, demands that parameters should be precisely assessed. In some situations, when there is vagueness involved in the assessment of parameters, the results obtained using this...