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say 40% of the class is female.What is the probability that 6 of the first 10 students walking in will be female?

Guest Oct 27, 2017
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say 40% of the class is female.What is the probability that 6 of the first 10 students walking in will be female?

 

10C6  *   0.4^6  *  0.6^4  

 

nCr(10,6)*0.4^6*0.6^4 = 0.111476736

Melody  Oct 27, 2017

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