Citation:
. [J]. University Chemistry,
;2001, 16(4): 17-18.
doi:
10.3969/j.issn.1000-8438.2001.04.005
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[1] 在第2次测试中,参加开卷测试的学生组的平均成绩为39.50分,参加闭卷测试学生组的平均成绩为32.97分,两组平均成绩相差不到7分,没有产生足够大的显著性差异,并且第2次测试及格的3人均出自闭卷组.由此对开卷组的成绩和主观题型部分的真实性产生怀疑,故加以校正.
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