A bag contain 6 Red and 4 White balls. 4 balls are drawn one by one without replacement and were found to be atleast 2 white.
(i) Then the probablity that next draw of a ball from this bag will give a white ball.
Text Solution
Verified by ExpertsCHECK THE SOLUTION.
(i) A : Person draw 2 white and 2 Red ; B : Person draw 3 White and 1 Red
C : Person draw 4 White ; E : 4 ball are drawn in which atleast 2 are white
P(E) = P(a).P 
+ P(b).P 
+ P(c).P 
; P(E) = 
P 
= 
P 
= 
P 
= 
E 1 = A ball is drawn again and found to be white P(E 1 ) = 
× 0 = 
(ii) P(E 2 ) = 
= 
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