Your next patient is 22-year-old male who has been experienc…

Your next patient is 22-year-old male who has been experiencing increasing GI symptoms over the past 6 months.  He has relapsing and remitting abdominal pain and cramping, joint pain, and chronic bloody diarrhea.  When his symptoms first started he thought he might have had food poisoning and then he was very worried about hemorrhoids.  He has recently lost some weight without trying and is experiencing increased fatigue.  Now he notes these symptoms without an obvious source. What is most likely the cause of these symptoms?

A tire manufacturer determines that the mean mileage before…

A tire manufacturer determines that the mean mileage before a tire needs replacement is 60,000 miles, with a standard deviation of 3,000 miles. Assuming a normal distribution, which of the following Excel functions gives the probability that the tire lasts more than 70,000 miles?

The company produces electronic items. Any unit that exceeds…

The company produces electronic items. Any unit that exceeds 400 ± 10 cm is unacceptable to the customer. Exceeding these limits results in an estimated loss of $300. The company can rework the unit before shipping it to the customer and it costs $48. Using the Taguchi loss function, find the tolerance level to rework or ship the unit.