In T−20 cricket match, Raju hit a Six 10 times out of 50 balls he played. If a ball was selected at random find the probability that he would not have hit a Six
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Solution
Total Number of balls Raju faced =50 i.e., n=50 Let E be the event of hit a "Six" by Raju n(E)=10 i.e., m=10 P(E)=Number of times Raju hits a "Six"Total number of balls faced =mn=1050=15 P(Raju does not hit a Six) =P(E′)=1−P(E) =1−15=45