成组设计的方差分析中,若处理因素无作用,则理论上()。
A.F>1
B.F<1
C.F=0
D.F=1
E.以上均正确
参考答案:D
—You were brave enough to raise objection at the meeting.
—Well, now I regret ________ that.
A.to do
B.to be doing
C.to have done
D.having done
资料1:
中华人民共和国海关进口货物报关单