8. Given two events X and Y: Event X has probability. If event X happens, t 2 event Y is. If event X does not happen, then the probability of event Y is a) Label each branch of this tree diagram with a probability. (Any probab not already stated can be figured out from the given information.) Find these probabilities. b) P(not X) = c) P(Y | (not X)) =
8. Given two events X and Y: Event X has probability. If event X happens, t 2 event Y is. If event X does not happen, then the probability of event Y is a) Label each branch of this tree diagram with a probability. (Any probab not already stated can be figured out from the given information.) Find these probabilities. b) P(not X) = c) P(Y | (not X)) =
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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Can someone please help with A, B, C? Thank you very much.
Transcribed Image Text:5
8. Given two events X and Y: Event X has probability. If event X happens, then the probability of
2
1
event Y is If event X does not happen, then the probability of event Y is
5
4
a) Label each branch of this tree diagram with a probability. (Any probabilities that are
not already stated can be figured out from the given information.)
Find these probabilities.
b) P(not X) =
c) P(Y | (not X)) =
X
d) P((not Y) | X) =
e) P(X and Y) =
f) P((not X) and (not Y)) =
Y
not Y Y
not X
not Y
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