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.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

某人根据置信度为95%对某项分析结果计算后，写出如下报告，合理的是（）。

某人根据置信度为90%对某项分析结果计算后写出如下报告、合理的是（）。

若随机变量，且未知，从中随机抽取样本，并经计算得到其均值为，则由估计μ的置信度为95%的置信区间时，置信区间的宽度（）。

每分钟平均断头次数的置信度为95%的置信区间为( )。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。