首页
登录
职称英语
In a box of 10 electrical parts, 2 are defective.(a)If you choose one part at r
In a box of 10 electrical parts, 2 are defective.(a)If you choose one part at r
游客
2024-01-12
51
管理
问题
In a box of 10 electrical parts, 2 are defective.
(a)If you choose one part at random from the box, what is the probability that it is not defective?
(b)If you choose two parts at random from the box, without replacement, what is the probability that both are defective? [br]
选项
答案
1/45
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3355573.html
相关试题推荐
—Youcouldn’thavechosenanygiftbetterforme.—______.A、Oh,I’dchooseabet
Ifx=-3,then[img]2011q3/ct_egmatqj_egmatqchoose_0027_20111[/img]A、-2B、-1C、201
[img]2011q3/ct_egmatqj_egmatqchoose_0024_20111[/img]A、21/58B、58/21C、21D、42E、
Terryishavinglunchatasaladbar.Therearetwotypesoflettucetochoosef
Whatistheareaoftheshadedfigure?[img]2011q3/ct_egmatqj_egmatqchoose_0056_2
If[img]2011q3/ct_egmatqm_egmatqchoose_0468_201121[/img]andxy=4,then7y+2x=[i
If[img]2011q3/ct_egmatqm_egmatqchoose_0454_201121[/img]forallnumbersq,r,s
[img]2011q3/ct_egmatqm_egmatqchoose_0199_20112[/img]A、416B、224C、188D、104E、56
Whatistheperimeterofasquarewitharea[img]2011q3/ct_egmatqm_egmatqchoose_0
[img]2011q3/ct_egmatqm_egmatqchoose_0280_20112[/img]Anewspaperpolled1,000
随机试题
Insciencethemeaningoftheword"explain"sufferswithcivilization’seve
简述精神分裂症中常出现的幻觉。
消防应急照明和疏散指示系统按系统形式可分为()。A.集中电源集中控制型系统
某患者,面大面积龋坏,要求修复,检查探(-)叩(++),根尖部牙龈上有瘘道,牙周
中药质量的优劣主要取决于A.有效成分或有效物质群的含量B.各种化学成分的含量C.
226.思想政治工作说到底是做人的工作,必须坚持以人为本,既要坚持()人、引导
皮亚杰认为,儿童思维发展到一定逻辑抽象水平以后,这种思维形式适用于任何具体领域。
下述哪项关于放射性致癌的描述是错误的? A.组织损伤的程度与放射剂量有关 B
属于急性有机磷农药中毒的毒蕈碱样症状的是A.肺水肿 B.脑水肿 C.呼吸中枢
某煤与瓦斯突出矿井设备科拟购置一批防爆电气设备。下列关于相关防爆结构型式和符号说
最新回复
(
0
)