Mathematics, 06.12.2019 02:31 svarner2001

Abox contains 19 balls labeled 1 through 19. two balls are drawn in succession without replacement. if the second ball has a number 4 on it, what is the probability that the first ball had a smaller number on it? an even number on it?

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Abox contains 19 balls labeled 1 through 19. two balls are drawn in succession without replacement....

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