Gangatharan G posted an Question
September 05, 2021 • 13:23 pm 30 points
  • IIT JAM
  • Mathematical Statistics (MS)

The number 1, 2, 3,., n are arranged in a random order. the probability that the digits 1, 2, 3, , k (k < n) appears as neighbours in that order is

The number 1, 2, 3,., n are arranged in a random order. The probability that the digits 1, 2, 3, , k (k < n) appears as neighbours in that order is

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  • Alka gupta best-answer

    correct ans B..... the probability that the digits 1,2,3...,k appear is equal to k!/n!

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