【简答题】If the probability that student A will fail a certain statistics examination is 0.5, the probability that student B will fail the examination is 0.2, and the probability that both student A and studen...
【简答题】B)Interview The male student doesn't have to take a part-time job because______. A)his parents are rich and he can get an allowance form his father B)he is a top student and can get an allowance form ...