下面一组数据为7个孩子的体重(单位:千克):35、40、50、55、60、65、70,平均体重为()。
A.55.1
B.53.6
C.54.2
D.52.8
参考答案:B
The receiving activities conduct analyses of the requirements with the requirements provider to ensure that a compatible, shared understanding is reached on the meaning of the requirements. The result of this analysis and dialog is an set of requirements. A. agreed-to B. agree-to C. agree-to-do D. agree-with