Consider the diameter data in Exercise 10 17 Construct the following (a) A 90 two sided confidence interval on 1 2 (b) A 95 two sided confidence interval on 1 2 Comment on the comparison of the width of this interval with the width of the interval in part (a) (c) A 90 lower confidence bound on 1 2

Question: Consider the diameter data in Exercise 10-17. Construct the following: (a) A 90% two-sided confidence interval on 1/ 2 (b) A 95% two-sided confidence interval

Consider the diameter data in Exercise 10-17. Construct the following:
(a) A 90% two-sided confidence interval on σ1/ σ 2
(b) A 95% two-sided confidence interval on σ1/ σ2. Comment on the comparison of the width of this interval with the width of the interval in part (a).
(c) A 90% lower-confidence bound on σ1/ σ2.

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