flagged a pair of examinees as engaging in collusion. How do I know for certain that they cheated?
The collusion detection features of are based on identifying pairs of examinees whose response patterns to multiple-choice items are considered very unusual and therefore very rare. Note that employs conservative thresholds that pairs of examinees must surpass before being flagged as potentially engaging in collusion. This is done to limit flagging examinees who did not engage in collusion (called false positives). Although rare, it is always possible that a pair of flagged examinees may not have engaged in collusion. As such, it is important for test administrators to investigate examinees flagged by cautiously – as cautiously as they would investigate a pair of examinees turned in by a fellow examinee or test invigilator. As part of the supporting services that provides to our clients, customers will have access to academic references that outline methods of responding to examinees flagged as potential colluders.
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