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4. Marks for two tests follow the normal distribution. (6 marks) Jaymie scored 64 in Physics and 72 in Visual Arts. Subject Mean S.D. Physics

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4. Marks for two tests follow the normal distribution. (6 marks) Jaymie scored 64 in Physics and 72 in Visual Arts. Subject Mean S.D. Physics 56 16 Visual Arts 67 24 (i) What is her z-score for Physics? Answer to 1 d.p. (ii) What is her z-score for Visual Arts? Answer to 1 d.p. (iii) In which exam did Jaymie score the best result? (iv) What mark in Physics is equivalent to that which Jaymie scored in Visual Arts? Answer to the nearest whole number

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