Christofides (2003) has given an improved modification of Warner’s (1965) pioneering randomized response (RR) technique in estimating an unknown proportion of people bearing a sensitive characteristic in a given community. As both these RR devices are shown to yield unbiased estimators based...

In testing equality of scale parameters of k Weibull populations with a common shape an ANOVA test is presented based on sample quantiles. Asymptotic null distribution is noted and appropriate choices of quantiles yielding good powers against specific alternatives are emperically investigated.