salmaasserkaf salmaasserkaf
  • 12-10-2022
  • Mathematics
contestada

An urn has 13 balls that are identical except that 6 are white and 7 are red. A sample of 7 is selected randomly without replacement.
What is the probability that exactly 5 are white and 2 are red?




What is the probability that at least 5 of the balls are white?

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