A box contains 50 balls, exactly ten of them are red and the others are black. If five balls are chosen at random from the box: а. Find the probability that all of them are black b. Knowing that the first two balls are red, what is the probability that the third one is black? С. What is the probability that the second ball is red

A box contains 50 balls, exactly ten of them are red and the others are black. If five balls are chosen at random from the box: а. Find the probability that all of them are black b. Knowing that the first two balls are red, what is the probability that the third one is black? С. What is the probability that the second ball is red

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Description: A box contains 50 balls, exactly ten of them are red andthe others are black. If five balls are chosen at randomfrom the box:а.Find the probability that all of them are blackb. Knowing that the first two balls are red, what is theprobability that th

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A box contains 50 balls, exactly ten of them are red and
the others are black. If five balls are chosen at random
from the box:
а.
Find the probability that all of them are black
b. Knowing that the first two balls are red, what is the
probability that the third one is black?
С.
What is the probability that the second ball is red

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