设A、B为独立条件,PA=0.8,PB=0.7。则PAB为()A、0.25倍B、0.33倍C、0.75倍D、2倍
设A、B为独立条件,PA=0.8,PB=0.7。则PAB为()
- A、0.25倍
- B、0.33倍
- C、0.75倍
- D、2倍
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