A keypad at the entrance of a building has 10 buttons labeled 0 through 9. What is
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A keypad at the entrance of a building has 10 buttons labeled 0 through 9. What is the probability of a person correctly guessing a 4-digit entry code if they know that no digits repeat?
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Stats Data and Models
ISBN: 978-0321986498
4th edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
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