Jankord Jewelers permits the return of their diamond wedding rings, provided the return occurs within two weeks. Typically, 20 percent are returned. If nine rings are sold today, what is the probability that fewer than four will be returned? A- 0.914 B- 0.962 C- 0.923 D- 0.935

Suppose that specification for a production part diameter is 6.00 + 0.02 inches. That is, the part is to have a diameter of 6 inches with a tolerance of plus or minus 0.02 inch. If the Taguchi loss function measured in dollars is L(x) = 116,800 (x - T)2, then to the nearest penny, the economic loss associated with a part having diameter of 6.015 inches is (?) dollars?

Calculate the moment of inertia the given shape with respect to x and y axes also with respect to center of gravity. Please can you solve it step by step and clearly ?.

No Pain Corp Omar Amman, the CEO of No Pain Corp (NPC), is under stress. They produce transcutaneus electrical nerve simulation units (TENS) for pain control. Amman faces a new opportunity and is not sure how to go about it. Recently, the the Department of Health of Canada has approved low current TENS devices to be sold directly to consumers without a doctor’s note. This will come into effect in three months. In the past, one needed a doctor’s note and could rent the device from some companies. These TENS machines, as they are called in Canada, are popular, since the older population has found them to be effective in pain control with almost no side effects. Amman can sell the device via drug-stores and pharmacies as well as on Amazon. But, Amman is not sure. Amman used to work as a supply chain manager for a power-tool company. Back then, it was a huge logistical “pain,” no pun intended, to work with large retailers and to attend to their fulfilment needs. Those retailers used to…