ProbabilityHard
Question
A man takes a step forward with probability 0.4 and backward with probability 0.6.The probability that at the end of eleven steps he is one step away from the starting point is
Options
A.11C6(0.24)5
B.11C6(0.4)6(0.4)5
C.11C6(0.6)6(0.4)5
D.None of these
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