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图3.2
1-3.10.25y = 0.059x - 0.03640.20.150.10.05000.511.522.533.544.55 根据数据统计画出趋势线找出斜率 试件2-10斜率=0.0641 图4.1 2-10.60.50.40.30.20.10024681012 图4.2
2-1.10.350.30.250.20.150.10.0500123456y = 0.0641x - 0.0422
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根据数据统计画出趋势线找出斜率 试件2-11斜率=0.0592
图5.1
2-20.50.450.40.350.30.250.20.150.10.050024681012
图5.2
2-2.20.30.250.20.150.10.0500123456y = 0.0592x - 0.0746
根据数据统计画出趋势线找出斜率 试件2-12斜率=0.0652 2-30.60.50.40.30.20.10图6.1
024681012 10
图6.2
2-3.10.350.30.250.20.150.10.050y = 0.0652x - 0.0394根据数据统计画出趋势线找出斜率 试件3-10斜率=0.0552 0123456 图7.1 3-10.450.40.350.30.250.20.150.10.0500123456789 图7.2
3-1.10.3y = 0.0552x - 0.03390.250.20.150.10.0500123456
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根据数据统计画出趋势线找出斜率 试件3-11斜率=0.0543 图8.1 3-20.40.350.30.250.20.150.10.0500123456789
图8.2
3-2.10.25y = 0.0543x - 0.03120.20.150.10.05000.511.522.533.544.55 根据数据统计画出趋势线找出斜率 试件3-120斜率=0.0549 图9.1 3-30.40.350.30.250.20.150.10.0500123456789 12