Consider the situation described in Exercise 10-62.
(a) Redefine the parameters of interest to be the proportion of lenses that are unsatisfactory following tumble polishing with polishing fluids 1 or 2. Test the hypothesis that the two polishing solutions give different results using a = 0.01.
(b) Compare your answer in part (a) with that for Exercise 10- 62. Explain why they are the same or different.