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please help ASAP

 Apr 19, 2019
 #1
avatar+109560 
+1

Prob 0 green balls  = (3/7)^3  = .0787

Prob 1 green =   C(3,1) * (4/7) * (3/7)^2  = .3149

Prob 2 green  = C(3,2) * ( 4/7)^2 * (3/7) =  .4198

Prob 3 green =  (4/7)^3  = .1866

 

 

cool cool cool

 Apr 19, 2019

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