+0  
 
0
291
3
avatar+934 

Answer: 3/7

 Mar 16, 2019
 #1
avatar+934 
+1

Is there a way to use P(this given this) on this question?

 Mar 16, 2019
 #2
avatar+111394 
0

Either box can be selected first

 

If the first box is the first one selected

 

(3/7)(2/6)  =   6/42  = 1/7

 

If the second box is selected first

 

(4/7) (3/6) = 12/42  =  2/7

 

So...the combined probabilities =   1/7 + 2/7  = 3 / 7

 

 

cool cool  cool

 Mar 16, 2019
 #3
avatar+934 
0

Thanks!!!

dgfgrafgdfge111  Mar 18, 2019

21 Online Users

avatar
avatar