有偏样本(biased sample)
“sample;stamp”,正确的翻译为()。[2006年第一次考试真题]
样本(Sample)的定义是什么?
Python标准库random中的sample(seq,k)方法作用是从序列中选择()(重复或不重复)的k个元素。
An engineer is reviewing another engineer's sample configuration for a GRE tunnel used to pass IPv6 traffiC. The tunnel ha s not yet been configured on the router. Which of the following commands is not required for the configuration to pass IPv6 traffic?()
The EMPLOYEES table is stored in the SAMPLE tablespace. The corresponding IPK_EMP index for the EMPLOYEES table’s primary key is stored in the INDX tablespace. Out of 12 partitions, only partition P1 of the SALES table is stored in the SAMPLE tablespace. Which object will be exported by this command?() exp system/manager tablespaces=SAMPLE
If the chemical analysis of a lube oil sample taken from a diesel engine indicates an increased neutralization number, the ().
()your Enquiry No.123,we are sending you a catalog and a sample book for your reference.
If the moisture content of the cargo sample is()the Transportable Moisture Limit,then the cargo should be safe to load.
A lube oil sample taken from the main engine lube oil system has dark yellow opaque color.This is the result of ()