某食品含蛋白为39.16%,甲分析的结果为39.12%?p39.15%和39.18%?r乙分析得39.19%?p39.24%和39.28%,则甲的相对误差和平均偏差为()
某食品含蛋白为39.16%,甲分析的结果为39.12%?p39.15%和39.18%?r乙分析得39.19%?p39.24%和39.28%,则甲的相对误差和平均偏差为()
A.0.2%和0.03%
B.-0.026%和0.02%
C.0.2%和0.02%
D.0.025%和0.03%
正确答案:-0.026%和0.02%
某食品含蛋白为39.16%,甲分析的结果为39.12%?p39.15%和39.18%?r乙分析得39.19%?p39.24%和39.28%,则甲的相对误差和平均偏差为()
A.0.2%和0.03%
B.-0.026%和0.02%
C.0.2%和0.02%
D.0.025%和0.03%
正确答案:-0.026%和0.02%
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