【简答题】设100件产品中有10件不合格,现从中任取5件进行检验,如果其中没有不合格产品,则这批产品被接受,否则被拒绝.求: (1)在任取5件产品中不合格产品件数X的数学期望和方差; (2)这批产品被拒绝的概率.
【简答题】(cusp, behemoth, tote, bulk, stands, tare, luxury, facet, resurgence, hippies) I want instead for the society, the farming practices, the manufacturing practices, the building norms, and the ...
【简答题】For some , it was a matter of geography - not just which tower they worked in or on which floor, but in which comer of the building . For some , the cho i ces were as basic as which staircase to use. ...
【判断题】alien: adj. 外国人的 n. 外国人
【判断题】《爱尔克的灯光》其中 “爱尔克”指的是地名
【简答题】设一箱子中有100件产品,其中90件正品,10件次品,从箱子中任意取出5件,试求下列事件的概率:(1)“取出的5件产品中无次品”的概率为______;(2)“取出的5件产品中恰有两件次品”的概率为______.
【简答题】请大家选取一个产品种类(如可乐、饼干等),在网上购物平台搜索5种同类竞品,对其中比较优秀的两件进行不少于100字(每件)的包装评价及解析。 作业作答示范: 产品1:不二家零食大礼包产品包装设计 此包装采用什么结构方式、材料、版式、图形元素、色彩如何选取、有何寓意等等.....(不少于100字,附图至少1张) 产品2:大白兔奶糖经典单品包装设计 此包装采用什么结构方式、材料、版式、图形元素、色彩如何...
【简答题】Passage 2 An Unforgettable Travel My family planed to visit the interesting place of Shanghai. We were led to the Oriental Pearl TV Tower, a famous tourist attraction, which was on every Shanghainese’...
【单选题】Have you ever seen a movie in which a building was burned down or a bridge was destroyed? Have you seen films in which a train crashed or a ship sank into the ocean? If so, you may have wondered how t...
A.
she reduces the costs of movie making
B.
she makes scenes look real
C.
she makes destroyed things reusable
D.
she protects their work from being destroyed