ou are responsible for the quality of a children's cough syrup, of which 200,000 bottles are sitting in inventory. The mean concentration of these bottles has been found to be close to 100% strength, but there a concern about the variation in strength from bottle to bottle. You would like to be able to ensure that you can be very confident that <2% and, in fact, are hoping that is 1% or less. Which of the following tests are most appropriate for your situation?