高一生物试卷分析

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1、高一生物试卷分析一、考试总体情况本次考试使用市期末考试试题，全卷28道单项选择题，毎题1.5分，共42分，非选择题共4题，共58分，全卷满分100分。全市15437人参加考试，平均分52.29分，最高分100分。试卷标准差22.36,难度0.52,信度0.85,区分度0.56。具体情况见表1〜4。表1、科目实考人数满分平均分最髙分最低分标准差难度信度区分度主物1543710052.291001.522.360.520.850.56表2、生物数据汇总（优秀：大于等于90.0小于等于100.0,及格：大于等于60.0小于等

2、于100.0,低分：小于30.0）学校排名平均分学生人数优秀人数优秀率排名及格人数及格率排名前100名人数1133.75135300.00%9946.95%100555.29122340.33%652142.60%51177.4181522912.62%1166291.57%174366.04680111.62%447970.44%311325.2239100.00%910.26%130939.7497300.00%9636.47%1101423.4323200.00%900.00%140844.81149000.00

3、%928318.99%80273.5318631699.07%2156584.00%231749.86449214.68%314732.74%771038.09102120.20%712111.85%90651.17137620.15%847634.59%601231.34116000.00%9695.95%120458.621411221.56%570449.89%43表3、生物前10名名次考号姓名学校分数11351150122一中10021351150207一中9931351150230一中983135115024

4、6•中9831351150250冲9831351150521一中9831351151401一中9831351152422一屮9835931150420阳春一中98101351150108一中97.5101351150115一中97.5101351151835一中97.5101351152632…中97.5表4.分数段人数分布分数段[90,100][80,90)[70,80)[60,70)[50,60)[40,50)[30,40)[0,30)2296565352429835155169565497334173813591

5、186192190126561542215825926525820316283467201249256205151882651972122372602221782144384449817110113721982923043302788748134283272220213367011217124436752069131187290638423428515422259318257227248301814601684207719641963205321313017图1.分数段人数分布图（步长值为5）市全□OOOOOOOOOO

6、OOO208642分数段从表2〜4和图1看，平均分前3名的学校分别是：市一中77.4分，阳春市一屮73.53分和阳春市实验屮学66.04分；优秀率前3名学校分别是：市一屮12.62%,阳春市一中9.07%和阳东广雅中学4.68%,前十名学生中几乎被市一中所占，前100名学生中，市一中占74人，阳春市一中占31人；分数段人数分布呈现平顶现象，学生从20分至80分各区间较为均匀。二、试题特征及答题情况（一）表5、题目分析题号满分平均分标准差难度区分度11.51.090.670.730.5421.50.770.750.510

7、.4731.51.230.580.820.3641.50.940.720.630.5951.51.080.670.720.5961.51.070.680.710.4871.51.020.70.680.6481.51.260.550.840.291.50.690.750.460.63101.50.970.720.640.5111.50.730.750.490.55121.510.710.670.5131.51.050.690.70.56141.51.10.670.730.44151.50.680.750.460.2116

8、1.51.160.630.770.46171.50.830.750.550.47181.51.010.70.680.27191.50.910.730.610.65201.50.380.650.250.1211.50.930.730.620.54221.51.10.660.730.54231.50.660.740.440.56241