【单选题】下列关于两独立样本均数比较的 检验的说法错误的是
【单选题】急性心肌梗死患者发生休克的主要原因是()
【单选题】Upon examining the L/C, we found that some points are not in conformity with the agreement.
C.
经审核信用证,我方发现其中有几点与协议不符。
【单选题】下列关于两独立样本均数比较的t检验的说法错误的是
【单选题】we found that some critically needed vaccines were just_____.
D.
increasing living standards