On 16 Apr 2004 15:45:00 -0700, [EMAIL PROTECTED] (Manola) wrote: > I work for a processing company. > > We have widgets that we believe to be out of specification. Using > sampling tables, we determined that our sampling size should be 800 > widgets. > > Ahead we went measuring and measuring, and after going through 200 > widgets we have seen that every single one is out of spec. At this > point we question if it is necessary to continue or if it is OK to > stop. If we draw a conclusion now, how confident can we be?
Are you looking at the disposal bin, and you want to know how big the chance is that you have thrown out *any* good widgets? Well, this is a curious turn on the usual homework about quality control. But it is not stated well enough to bet on what the question really is. -- Rich Ulrich, [EMAIL PROTECTED] http://www.pitt.edu/~wpilib/index.html . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
