# Math Statistics

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The height of four students are as follows: Pat - 112, Gerald - 123, Mark -100, Ricky - 125, Roy - 143. If Jon is included, the mean height would be 110. What is Jon's Height?

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The mean height of 5 students is 59.4. If one of the students leaves, the mean height becomes 61. What is the height of the absent student?

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