Two balls are drawn in succession out of a box containing 2 red and 2 white balls. Find the probability that at least 1 ball was red, given that the first ball was (A) Replaced before the second draw. (B) Not replaced before the second draw.

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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Two balls are drawn in succession out of a box containing 2 red and 2 white balls. Find the probability that
at least 1 ball was red, given that the first ball was
(A) Replaced before the second draw.
(B) Not replaced before the second draw.
(A) Find the probability that at least 1 ball was red, given that the first ball was replaced before the second
draw.
(Simplify your answer. Type an integer or a fraction.)
(B) Find the probability that at least 1 ball was red, given that the first ball was not replaced before the second
draw.
(Simplify your answer. Type an integer or a fraction.)
eted
urse
Transcribed Image Text:Two balls are drawn in succession out of a box containing 2 red and 2 white balls. Find the probability that at least 1 ball was red, given that the first ball was (A) Replaced before the second draw. (B) Not replaced before the second draw. (A) Find the probability that at least 1 ball was red, given that the first ball was replaced before the second draw. (Simplify your answer. Type an integer or a fraction.) (B) Find the probability that at least 1 ball was red, given that the first ball was not replaced before the second draw. (Simplify your answer. Type an integer or a fraction.) eted urse
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