SOLUTION: A child knocked all of the carefully arranged books off a shelf, and then he put them back in random order. If there were 10 books on the shelf, what is the probability that the ch
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Question 989841: A child knocked all of the carefully arranged books off a shelf, and then he put them back in random order. If there were 10 books on the shelf, what is the probability that the child will put them back in the correct order? Write your answer as a fraction or rounded to eight decimal places. Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! A child knocked all of the carefully arranged books off a shelf, and then he put them back in random order. If there were 10 books on the shelf, what is the probability that the child will put them back in the correct order? Write your answer as a fraction or rounded to eight decimal places.
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There are 10! possible arrangements.
Only 1 is correct.
---> 1/10!
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It's reaaalllly important to have them in order, right?