With reference to Exercise 7 6 on page 304, (a) Evaluate s 2 (b) Construct a 99 confidence interval for 0 (c) Construct a 99 confidence interval for 1 Data From Exercise 7 6 Normal Stress, x Shear Resistance, y 26 8 26 5 25 4 27 3 28 9 24 2 23 6 27 1 27 7 23 6 23 9 25 9 24 7 26 3 28 1 22 5 26 9 21 7 27 4 21 4 22 6 25 8 25 6 24 9

Question: With reference to Exercise 7.6 on page 304, (a) Evaluate s 2 ; (b) Construct a 99% confidence interval for 0 ; (c) Construct

With reference to Exercise 7.6 on page 304,
(a) Evaluate s²;
(b) Construct a 99% confidence interval for β₀;
(c) Construct a 99% confidence interval for β₁.

Data From Exercise 7.6

Normal Stress, x Shear Resistance, y
26.8.......................................26.5
25.4.......................................27.3
28.9.......................................24.2
23.6.......................................27.1
27.7.......................................23.6
23.9.......................................25.9
24.7.......................................26.3
28.1.......................................22.5
26.9.......................................21.7
27.4.......................................21.4
22.6.......................................25.8
25.6.......................................24.9

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