Question: Quality Control part 2. The catheter company in #24 is reviewing its testing procedures.

a. Suppose the significance level is changed to alpha = 0.01. Will the probability of the Type II errors increase, decrease or remain the same?

b. What is meant by the power of the test the company conducts?

c. Suppose the manufacturing process is slipping out of proper adjustment. As the actual mean diameter of the catheter produced gets farther and farther above the desired 2.00mm will the power of the quality control test increase, decrease or remain the same.

d. What could they do to improve the power of the test?