. Given that , find .

Answer and explanation

Correct answer: D. 0.0668

  1. Step 1: Standardise: . Step 2. . Answer: 0.0668. Why not the others: 0.9332: That is , the lower tail. 0.1336: That doubles the tail, which is the two-tailed value. 0.4332: That is the area between the mean and .

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