The probability of event A is 0.4. The probability of event B is 0.3. The probabilityof event A UB is 0.7. What is the probability of event B happening, given thatevent A has happened?0.10.20.30.40.50.60.70.80.91

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Answered: The probability of event A is 0.4. The…

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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The probability that a person has blood type A is 0.3.Two persons are selected at random. What is the probability that neither person has blood type A?
The probability that a person has a certain disease is 0.03. Medical diagnostic tests are available to determine whether the person actually has the disease. If the disease is actually present, the probability that the medical diagnostic test will give a positive result (indicating that the disease is present) is 0.88. If the disease is not actually present, the probability of a positive test result (indicating that the disease is present) is 0.01. a. If the medical diagnostic test has given a positive result (indicating that the disease is present), what is the probability that the disease is actually present? b. If the medical diagnostic test has given a negative result (indicating that the disease is not present), what is the probability that the disease is not present? ... a. The probability is (Round to three decimal places as needed.) b. The probability is (Round to three decimal places as needed.)
Event A occurs with probability 0.8. The conditional probability that event B occurs, given that A occurs, is 0.5. The probability that both A and B occur is
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The probability of event A is 0.4. The probability of event B is 0.3. The probability of event A UB is 0.7. What is the probability of event B happening, given that event A has happened? 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9