A coin  is  tossed three  times  .If  X  denotes  the  absolute  difference  between  the  number
Channel: Doubtnut
Date: 2020-05-24

A coin  is  tossed three  times  .If  X  denotes  the  absolute  difference  between  the  number  of heads  and  the number   of  tails  then  ` P (X=1)=`