Examiner'sinnocent 1823 Decision Guilty If the hypotheses were H: suspect isi the probability of making a type Il er a) 0.18 b) 0.09 c) 0.23 82 77

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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To determine the reliability of experts used in interpreting the results of polygraph
examinations in criminal investigations, 200 cases were studied. The results were:
True Status
Innocent Guilty
Examiner'sinnocent 1823
Decision
Guilty
If the hypotheses were H: suspect is innocent vs A: suspect is guilty, then we could estimate
the probability of making a type Il error as:
a) 0.18
b) 0.09
c) 0.23
d) 0.115
82
77
Transcribed Image Text:To determine the reliability of experts used in interpreting the results of polygraph examinations in criminal investigations, 200 cases were studied. The results were: True Status Innocent Guilty Examiner'sinnocent 1823 Decision Guilty If the hypotheses were H: suspect is innocent vs A: suspect is guilty, then we could estimate the probability of making a type Il error as: a) 0.18 b) 0.09 c) 0.23 d) 0.115 82 77
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