本课配套习题挑战模式1/5
单选题
难度系数:
1.在下列调查中,适宜采用全面调查的是( )
A: 了解我省中学生的视力情况 |
B: 了解九(1)班学生校服的尺码情况 |
C: 检测一批电灯泡的使用寿命 |
D: 调查台州《600全民新闻》栏目的收视率 |
一次做对,真牛!
+5奖励规则>
- 提示1:55Sx5pmu5p+l5b6X5Yiw55qE6LCD5p+l57uT5p6c5q+U6L6D5YeG56Gu77yM5L2G5omA6LS55Lq65Yqb44CB54mp5Yqb5ZKM5pe26Ze06L6D5aSa77yM6ICM5oq95qC36LCD5p+l5b6X5Yiw55qE6LCD5p+l57uT5p6c5q+U6L6D6L+R5Ly8
- 答案:Qg==
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
本课配套习题挑战模式2/5
单选题
难度系数:
2.下列调查中,最适宜采用全面调查方式(普查)的是( )
A: 对重庆市中学生每天学习所用时间的调查 |
B: 对全国中学生心理健康现状的调查 |
C: 对某班学生进行6月5日是“世界环境日”知晓情况的调查 |
D: 对重庆市初中学生课外阅读量的调查 |
一次做对,真牛!
+5奖励规则>
- 提示1:5a+55LqO5YW35pyJ56C05Z2P5oCn55qE6LCD5p+l44CB5peg5rOV6L+b6KGM5pmu5p+l44CB5pmu5p+l55qE5oSP5LmJ5oiW5Lu35YC85LiN5aSn77yM5bqU6YCJ5oup5oq95qC36LCD5p+l77yM5a+55LqO57K+56Gu5bqm6KaB5rGC6auY55qE6LCD5p+l77yM5LqL5YWz6YeN5aSn55qE6LCD5p+l5b6A5b6A6YCJ55So5pmu5p+l77yO
- 答案:Qw==
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
本课配套习题挑战模式3/5
单选题
难度系数:
3.电视剧《铁血将军》在我市拍摄,该剧展示了抗日英雄范筑先的光辉形象.某校为了了解学生对“民族英雄范筑先”的知晓情况,从全校2400名学生中随机抽取了100名学生进行调查.在这次调查中,样本是( )
A: 2400名学生 |
B: 100名学生 |
C: 所抽取的100名学生对“民族英雄范筑先”的知晓情况 |
D: 每一名学生对“民族英雄范筑先”的知晓情况 |
一次做对,真牛!
+5奖励规则>
- 提示1:5Yik5pat5Ye66L+Z5qyh6LCD5p+l55qE5oC75L2T5piv5LuA5LmI77yM54S25ZCO5qC55o2u5qC35pys55qE5ZCr5LmJ77ya5LuO5oC75L2T5Lit5Y+W5Ye655qE5LiA6YOo5YiG5Liq5L2T5Y+r5YGa6L+Z5Liq5oC75L2T55qE5LiA5Liq5qC35pys77yO
- 答案:Qw==
6Kej77ya5qC55o2u5oC75L2T44CB5qC35pys55qE5ZCr5LmJ77yM5Y+v5b6X5Zyo6L+Z5qyh6LCD5p+l5Lit77yMPGJyPuaAu+S9k+aYr++8mjI0MDDlkI3lrabnlJ/lr7nigJzmsJHml4/oi7Hpm4TojIPnrZHlhYjigJ3nmoTnn6XmmZPmg4XlhrXvvIw8YnI+5qC35pys5piv77ya5omA5oq95Y+W55qEMTAw5ZCN5a2m55Sf5a+54oCc5rCR5peP6Iux6ZuE6IyD562R5YWI4oCd55qE55+l5pmT5oOF5Ya177yOPGJyPuaVhemAie+8mkM=
本课配套习题挑战模式4/5
单选题
难度系数:
4.下列调查,样本具有代表性的是( )
A: 了解全校同学对课程的喜欢情况,对某班男同学进行调查 |
B: 了解某小区居民的防火意识,对你们班同学进行调查 |
C: 了解商场的平均日营业额,选在周末进行调查 |
D: 了解观众对所看电影的评价情况,对座号是奇数号的观众进行调查 |
一次做对,真牛!
+5奖励规则>
- 提示1:5oq95Y+W5qC35pys5rOo5oSP5LqL6aG55bCx5piv6KaB6ICD6JmR5qC35pys5YW35pyJ5bm/5rOb5oCn5LiO5Luj6KGo5oCn77yM5omA6LCT5Luj6KGo5oCn77yM5bCx5piv5oq95Y+W55qE5qC35pys5b+F6aG75piv6ZqP5py655qE77yO
- 答案:RA==
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
本课配套习题挑战模式5/5
单选题
难度系数:
5.某校随机抽取200名学生,对他们喜欢的图书类型进行问卷调查,统计结果如图.根据图中信息,估计该校2000名学生中喜欢文学类书籍的人数是( )
A: 800 |
B:600 |
C:400 |
D: 200 |
一次做对,真牛!
+5奖励规则>
- 提示1:5Yip55So5omH5b2i57uf6K6h5Zu+5b6X5Yiw5qC35pys5Lit5Zac5qyi5paH5a2m57G75Lmm57GN55qE5Lq65pWw55qE55m+5YiG5q+U5Li6NDAl77yM55So5a6D6KGo56S66K+l5qChMjAwMOWQjeWtpueUn+S4reWWnOasouaWh+Wtpuexu+S5puexjeeahOS6uuaVsOeahOeZvuWIhuavlO+8jOS7juiAjOWPr+S8sOeul+WHuuWFqOagoeWWnOasouaWh+Wtpuexu+S5puexjeeahOS6uuaVsC4=
- 答案:QQ==
6Kej77yaMjAwMMOXNDAlPTgwMO+8iOS6uu+8ie+8jjxicj7kvLDorqHor6XmoKEyMDAw5ZCN5a2m55Sf5Lit5Zac5qyi5paH5a2m57G75Lmm57GN55qE5Lq65pWw5Li6ODAw5Lq677yOPGJyPuaVhemAiUHvvI4=