题目:对于不重复抽样而言,如果考虑顺序,其总样本个数为()
2024-11-08
APnN=N!/(N-n)!
BCnN=N!/[(N-n)!n!]
C1/CnN=[(N-n)!n!]/N!
D1/Nn
BCnN=N!/[(N-n)!n!]
C1/CnN=[(N-n)!n!]/N!
D1/Nn
正确答案:A
试题解析:暂无