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patient is cured within 3 days, what is the probability that they are from Group A? What is the probability that a patient cured within 4 to 7 days is from Group B? What is the probability of a patient taking the drug?

patient is cured within 3 days, what is the probability that they are from Group A? What is the probability that a patient cured within 4 to 7 days is from Group B? What is the probability of a patient taking the drug?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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5- A scientist is analyzing a drug to cure common cold for two duration-based categories. She has two groups of patients who have common cold—Group A will take the drug and Group B will not. She found that within 1 to 3 days, 86 patients from Group A are cured and 19 patients from Group B are The number of patients who are cured within 4 to 7 days from Group A are 16 and from Group B are 79.

 

  1. If a patient is cured within 3 days, what is the probability that they are from Group A?
  2. What is the probability that a patient cured within 4 to 7 days is from Group B?
  3. What is the probability of a patient taking the drug?
  4. Are duration to be cured and drug being taken independent events?
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