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The ages of a sample of eight commercial planes which an airine uses at O Hare Field are: 15, 18, 22, 3, 15, 21, 12, 14 What
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3 1 2 4 4 15 45 18 21 2 2 13.) IGR Fradh Quartile 1st hantile data has to le sonted in inccaing onder ana 3 d ols 2 2 18+21 1

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