Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
应用贝叶斯： P(A) = 0,4, P(B|A) = 0,8, P(B|A^c) = 0,3 。？（答：。）
应用贝叶斯： P(A) = 0,4, P(B|A) = 0,8, P(B|A^c) = 0,3 。？（答：。）
Natural Language
Math Input
Extended Keyboard
