Hüsler, J.; Riedwyl, H. - In: Statistics & Probability Letters 7 (1989) 4, pp. 287-291
The efficiency of rank tests for the location in the one and two sample case based on grouped data is compared with the Wilcoxon signed-rank test and with the Mann-Whitney-Wilcoxon test respectively. These efficiencies are calculated for some Box-Tiao densities and different numbers of groups....