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A three-member committee is selected randomly from a group consisting of three men and two women. Let x denote the number of men on the committee. and complete the probability distribution table. (Hint: Calculate the number of combinations of picking three men from the five members total in the committee for the total of each of your probabilities)

 

Find the probability that the committee members are all men

 

Find the expected number of men on the committee 

 Apr 16, 2018
edited by Mekka86  Apr 16, 2018
 #1
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I know the first one  :

 

P (3 men )   =   C(3,3)  / P (5,3)  =  1 / 10

 

 

cool cool cool

 Apr 16, 2018
 #2
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I think the second one will be:

 

3/2 or 1 1/2. (I could be wrong.) 🧐

 Apr 16, 2018

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