MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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A psychiatrist believes that 80% of all people who visit doctors
have problems of a psychosomatic nature. 25 patients at random
are selected to test the theory. Assuming that the psychiatrist's
theory is true, if X be the number of the 25 patients who have
psychosomatic problems, what is the mean value of X?
Answer:
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Transcribed Image Text:A psychiatrist believes that 80% of all people who visit doctors have problems of a psychosomatic nature. 25 patients at random are selected to test the theory. Assuming that the psychiatrist's theory is true, if X be the number of the 25 patients who have psychosomatic problems, what is the mean value of X? Answer:
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