Beads R Us is a producer of high-quality plastic beads for commercial use. The production process is as described in the red bead experiment. Workers produce beads in lots of fifty by dipping a paddle into a bin of beads and withdrawing fifty at a time. Some of the beads are red; red beads are defective. If the production lot is less than fifty, the absent beads count as defects. Recently, management has become dissatisfied with the number of defects during production. Beads R Us obtains materials from Bead World, one of three suppliers worldwide. Materials include defective beads, which must be eliminated prior to delivery to customers. A major customer of Beads R Us has informed management that it will reject any future delivery that includes more than fifteen defective beads in a sample of fifty to be taken on the receiving dock at the time of delivery. Beads R Us has engaged your project team on a consulting contract to analyze