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1. The heights of adult males in a country are Normally distributed with a mean of 180 cm and a standard deviation of ocm.

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1. The heights of adult males in a country are Normally distributed with a mean of 180 cm and a standard deviation of ocm. 17% of these men are shorter than 168 cm. 80% of them have heights between h cm and 195 cm. Find the value of h. [9 marks]

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