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Mathematics, 06.08.2022 18:40 highspeed3371

Consider an urn containing 8 white balls, 7 red balls and 5 black balls. 1)Randomly select 2 balls without replacement. The probability of getting 2 white balls is equal to:
2)Randomly select 5 balls without replacement. the probability of getting 2 white balls is equal to:
3) randomly select 150 balls with replacement. The probability of getting at least 72 white balls is:

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Consider an urn containing 8 white balls, 7 red balls and 5 black balls. 1)Randomly select 2 balls...
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