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Question a b c The mean height of 1000 students at a certain college is 165 cm and standard deviation is 10 cm. Find the

Question a b c

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The mean height of 1000 students at a certain college is 165 cm and standard deviation is 10 cm. Find the probability of students whose height is (a) less than 172 cm. (3 marks) (b) at least 173.2 cm. (3 marks) (c) between 159 and 178 cm, then estimate the number of students whose height is between 159 and 178 cm. (4 marks)

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