离散变量和连续变量

下列变量，属于离散变量的有（）。

下列变量中属于离散型变量的有（）。

随机变量根据其取值特性，可以分为离散型随机变量和连续性随机变量。

下列随机事件中，随机变量为离散型随机变量的有（　　）。

单符号离散信源一般用随机变量描述，而多符号离散信源一般用（）描述。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

一个随机变量的离散、连续取决于随机变量所代表的(    )

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。