急性DIC患者常出现（）

A.广泛出血、注射部位和手术创面渗血难止

B.微循环衰竭、休克或血压下降

C.微血栓栓塞

D.微血管病性溶血性贫血

E.以上答案均正确

A distribution with a mean that is less than its median is most likely:（）

A. is negatively skewed.

B. is positively skewed.

C. has negative excess kurtosis.