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Hello Ive answered this question but I have a feeling I did it wrong because the answer logically does not make sense. I understand I

Hello Ive answered this question but I have a feeling I did it wrong because the answer logically does not make sense. I understand I shaded the diagram incorrectly too.

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c) Find the probability of observing a score greater than 81. Refer to Appendix B, p.616 in J&B. X Z 81 P(X > 81) = 0. 9987 or 99. 87 Z : 81 - 50 10 = 3.1 50 0 . 0013 + 0. 49 87 = 0.5 + 0. 4987 = 0. 9987

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