&4.1.24 Refer to the sample data for polygraph tests shown below, if one of the

Question

&4.1.24 Refer to the sample data for polygraph tests shown below, if one of the tost subjects is randomly s Question Help * selected, what is the probability that the subject is not lying? Is the Did the Subject Actually Lie? No (Did Not Lie) 15 37 Yes (Lied) 43 12 Positive test results Negative test results The probability that a randomly selected polygraph test subject was not lying is (Type an integer or decimal rounded to three decimal places as needed.) ter your answer in the answer box and then click Check Answer. Clear All Check Answer remaining

Explanation / Answer

Solution:-

The probability that a randomly selected polygraph test subject was not lying is 0.486

Total number of subjects = 107

Number of subjects who actually lie = 15 + 37 = 52.0

The probability that a randomly selected polygraph test subject was not lying = 52/107 = 0.486

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