总体所有单位标志值与其平均数离差之平方的平均数的平方根是（）。

总体所有单位标志值与其平均数离差之平方的平均数的平方根是()。

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.

总体方差是各个数据与其（）的离差平方的平均数，通常以σ²表示。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

在单因素方差分析中，已知总离差平方和的自由度为24，水平项离差平方和的自由度为7，那么误差项离差平方和的自由度为（）

设单因素方差分析中误差项离差平方和为125.00，水平项离差平方和为375，那么总离差平方和为（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。