首页
登录
职称英语
A certain airport security scanner designed to detect explosives in luggage will
A certain airport security scanner designed to detect explosives in luggage will
游客
2024-01-13
19
管理
问题
A certain airport security scanner designed to detect explosives in luggage will alert the scanner’s operator whenever the piece of luggage passing under the scanner contains an explosive. The scanner will erroneously alert the operator for only one percent of the pieces of luggage that contain no explosives. Thus in ninety-nine out of a hundred alerts explosives will actually be present. The reasoning in the argument is flawed because the argument
选项
A、ignores the possibility of the scanner’s failing to signal an alert when the luggage does contain an explosive.
B、draws a general conclusion about reliability on the basis of a sample that is likely to be biased.
C、ignores the possibility of human error on the part of the scanner’ s operator once the scanner has alerted him or her.
D、fails to acknowledge the possibility that the scanner will not be equally sensitive to all kinds of explosives.
E、substitutes one group for a different group in the statement of a percentage.
答案
E
解析
本题依据扫描器检查无爆炸性物质的行李的准确率为99%,而作出了扫描器检查含有爆炸性物质的行李的成功率也是99%的结论,因此本题的论述很显然犯了(E)所陈述的推理错误
转载请注明原文地址:https://tihaiku.com/zcyy/3359061.html
相关试题推荐
WINK,Inc.followsacertainprocedurethatrequirestwotaskstobefinishedin
Acertaintirecompanycanproducetiresatacostof$22,500perbatchplus$9
Inacertainconservativemutualfund,70percentofthemoneyisinvestedinbo
Acertainlabexperimentswithwhiteandbrownmiceonly.Inoneexperiment,2/3
Acertaintruckuses18gallonsofdieselfuelintraveling270miles.Inorder
Inacertainflowershop,whichstocksfourtypesofflowers,thereare-asman
Acertainjarcontains100jellybeans:50white,30green,10yellow,5red,4
Khalildrove120kilometersinacertainamountoftime.Whatwashisaveragesp
Alltraineesinacertainaviatortrainingprogrammusttakebothawrittentest
Therewere36,000hardbackcopiesofacertainnovelsoldbeforethepaperbackv
随机试题
[originaltext]Tea-drinkingwascommoninChinafornearlyonethousandyearsbe
施工组织设计的检查主要体现在()。A.设备、材料、人员情况检查 B.准备工作
四十七岁妇女,平时月经周期规律。近2个月有接触性出血。妇科检查:子宫颈见菜花样赘
在Linux中,要删除用户组group1应使用()命令。A.[root@loc
单位工程预算包括建筑工程预算和设备安装工程预算,下列属于设备安装工程预算的是(
下列哪项不符合慢性呼吸衰竭A、明显发绀 B、智力或定向功能障碍 C、PaO2
下列关于基金管理人准入限制的说法,正确的是()。A.非公开募集基金的基金管理人
进行基金业绩评价不能仅看回报率,还必须考虑其他因素,以下属于基金业绩评价必须考虑
下列哪种情形,用人单位可以解除劳动合同( )。A.疑似职业病病人在诊断或者医学
A.16.67kA;B.17.27kA;C.9.09kA;
最新回复
(
0
)