detecting deception
Which of the following professionals in the criminal justice system might need to detect deception?
All of the above
Why might a witness deliberately not tell the truth about what they saw?
They have reasons to deceive
How is deception different from issues relating to eyewitness testimony?
Deception involves deliberate falsehoods, whereas eyewitness testimony issues involve honest mistakes
Which of the following statements about the polygraph is true?
It was developed in the 1920s and 1930s
The Relevant/Irrelevant Test (RIT) is based on the premise that:
Guilty suspects will react more to relevant questions
What does the Control Question Technique (CQT) involve?
Including control questions related to the crime
Which of the following is NOT a type of question used in the Control Question Technique?
Leading questions
Which non-verbal cue is most commonly associated with deception?
Decreased body movements
Facial expressions that indicate deception are often:
Asymmetrical
According to the Criteria Based Content Analysis (CBCA), which of the following is more likely to indicate truthfulness?
Logical presentation of information
Which statement about the evaluation of the polygraph is true?
It is not accurate enough to base a criminal case on
Research has shown that people often use invalid cues to detect deception. Which of the following is a valid cue?
Vocal pitch increase
Which group of professionals tends to believe that liars move their bodies more?
Police
Which group of professionals was correct in believing that liars and truthtellers do not differ significantly in terms of gaze aversion?
Both prosecutors and judges
What does the Undeutsch Hypothesis suggest?
Truthful accounts differ from untruthful ones
Statement Validity Analysis (SVA) involves:
Conducting a Criteria Based Content Analysis (CBCA)
According to CBCA, a truthteller's story is likely to:
Include spontaneous corrections
Which CBCA criterion suggests a truthteller is likely to mention interactions with others?
Descriptions of interactions
Which of the following non-verbal cues is associated with liars according to Ekman and Friesen?
Quick onset of emotions
What does the research by Villar, Arciuli, and Paterson (2012) indicate about vocal pitch?
It increases when people lie
According to meta-analytic research, what is the accuracy rate of CBCA in distinguishing liars from truthtellers?
Up to 70%
Which CBCA criterion suggests that a truthteller may mention details beyond their comprehension?
Details misunderstood
What does the research by Buller et al. (1991) and Feeley & deTurck (1997) indicate about interrogators versus observers?
Observers are more accurate at detecting deception
Which CBCA criterion involves a truthteller admitting they might not remember certain details?
Admitting lack of memory
Which of the following best describes the use of the polygraph worldwide?
It is used in at least 70 countries
What is the main challenge in using non-verbal cues to detect deception?
Non-verbal cues vary greatly among individuals
What was the conclusion of the National Research Council of the National Academies in America (2004) about the polygraph?
There is little evidence to support its reliability