Question: With reference to Exercise 11.2 (a) Evaluate s2; (b) Construct a 95% confidence interval for a; (c) Construct a 95% confidence interval for 0.

With reference to Exercise 11.2
(a) Evaluate s2;
(b) Construct a 95% confidence interval for a;
(c) Construct a 95% confidence interval for 0.

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