{"id":117208,"date":"2024-08-19T14:06:01","date_gmt":"2024-08-19T14:06:01","guid":{"rendered":"https:\/\/news.talkwithrattan.com\/index.php\/2024\/08\/19\/what-is-a-polygraph-test-and-how-will-it-help-in-the-kolkata-doctor-rape-murder-case\/"},"modified":"2024-08-19T14:06:02","modified_gmt":"2024-08-19T14:06:02","slug":"what-is-a-polygraph-test-and-how-will-it-help-in-the-kolkata-doctor-rape-murder-case","status":"publish","type":"post","link":"https:\/\/news.talkwithrattan.com\/index.php\/2024\/08\/19\/what-is-a-polygraph-test-and-how-will-it-help-in-the-kolkata-doctor-rape-murder-case\/","title":{"rendered":"What is a polygraph test and how will it help in the Kolkata doctor rape-murder case?"},"content":{"rendered":"
\"What<\/div>\n
The Central Bureau of Investigation (CBI<\/a>) has recently been authorized to conduct a polygraph test<\/a> on Sanjay Roy<\/a>, the primary suspect in the horrific rape and murder of a postgraduate trainee doctor at Kolkata’s RG Kar Medical College and Hospital. This development has led the high court to delay the next hearing of the case until August 29. Here\u2019s an overview of what polygraph and lie detector tests entail:<\/em><\/p>\n

Polygraph Test<\/strong><\/p>\n

A polygraph test, also known as a lie detector test<\/a>, is a scientific method used to assess physiological responses that may indicate whether someone is being truthful or deceptive. The polygraph machine measures several physiological indicators, such as heart rate, blood pressure, respiratory rate, and skin conductivity. During the test, sensors are attached to the individual, who then answers a series of questions. The examiner monitors these physiological responses to identify any significant deviations that could suggest dishonesty. The analysis of this data helps in detecting inconsistencies that might indicate lying.Lie Detector Test<\/strong>
The term “lie detector test” is a common name for the polygraph test. It involves the same process where a polygraph machine records physiological responses while a person answers questions. The goal is to detect potential deception by analyzing changes in physiological indicators like heart rate and respiration. Although the term suggests a focus on detecting lies, the test actually measures physiological changes that may be associated with deceptive behavior. The effectiveness and accuracy of lie detector tests are subjects of ongoing debate.<\/p>\n

In the case at hand, the CBI has conducted a psychoanalysis test on Roy, who is currently in custody. He was arrested by the Kolkata Police following the discovery of the postgraduate trainee doctor\u2019s body in the seminar hall of the RG Kar Hospital. CCTV footage showing Roy leaving the crime scene places him at the center of the investigation. The court\u2019s decision to allow the polygraph test aims to further investigate this grave crime.<\/p>\n

How the polygraph test will help in the Kolkata doctor case<\/a><\/strong>
The polygraph test, or lie detector test, can play a crucial role in the investigation of the Kolkata doctor case by providing insights into the truthfulness of the suspect, Sanjay Roy. Here\u2019s how the test might help:<\/em><\/p>\n

Verifying statements<\/strong>
The polygraph test can be used to verify the consistency of Roy’s statements and alibis. By comparing his physiological responses to specific questions about the crime, investigators can determine if there are discrepancies in his story that may suggest deceit.<\/p>\n

Identifying deception<\/strong>
The test measures physiological responses such as changes in heart rate, blood pressure, and respiration. Significant variations from baseline levels when answering questions related to the crime can indicate potential deception or dishonesty.<\/p>\n

Guiding further investigation<\/strong>
Results from the polygraph test can help investigators narrow down their focus. If Roy’s physiological responses suggest he may be withholding information or lying, the police can concentrate on particular aspects of the case or pursue additional lines of questioning.<\/p>\n

Evaluating cooperation<\/strong>
The test can also help evaluate Roy’s willingness to cooperate with the investigation. If he exhibits significant stress or discomfort when answering questions about the crime, it might suggest he is concealing information.<\/p>\n

Legal considerations<\/strong>
While the results of a polygraph test are not always admissible in court, they can still provide valuable information for investigators and legal teams, potentially influencing the direction of legal strategies or negotiations.
<\/p>\n<\/div>\n


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The Central Bureau of Investigation (CBI) has recently been authorized to conduct a polygraph test on Sanjay Roy, the primary suspect in the horrific rape and murder of a postgraduate trainee doctor at Kolkata’s RG Kar Medical College and Hospital. This development has led the high court to delay the next hearing of the case […]<\/p>\n","protected":false},"author":2,"featured_media":117209,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","fifu_image_url":"https:\/\/img.etimg.com\/photo\/msid-112631530,imgsize-26152.cms","fifu_image_alt":"","footnotes":""},"categories":[602],"tags":[1287,8979,1009,325,94392,95774,95747,95773,95775,54275,93856,848],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/posts\/117208"}],"collection":[{"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/comments?post=117208"}],"version-history":[{"count":1,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/posts\/117208\/revisions"}],"predecessor-version":[{"id":117210,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/posts\/117208\/revisions\/117210"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/media\/117209"}],"wp:attachment":[{"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/media?parent=117208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/categories?post=117208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.talkwithrattan.com\/index.php\/wp-json\/wp\/v2\/tags?post=117208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}