# Question

Let n = 9 in the T statistic defined in Equation 5.5-2.

(a) Find t0.025 so that P(−t0.025 ≤ T ≤ t0.025) = 0.95.

(b) Solve the inequality [−t0.025 ≤ T ≤ t0.025] so that μ is in the middle.

(a) Find t0.025 so that P(−t0.025 ≤ T ≤ t0.025) = 0.95.

(b) Solve the inequality [−t0.025 ≤ T ≤ t0.025] so that μ is in the middle.

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