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Chapter 1: Overview and Descriptive Statisticsb.0.0040.003Density0.0020.0010.0000 50100150200300400500brkstgth600900c [proportion ≥ 100] = 1 – [proportion < 100] = 1 - .21 = .7924.20Percent1004000 4200 4400 4600 4800 5000 5200 5400 5600weldstrn5800 600013

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