Taking tests should be easy and simple. We shouldn’t worry about taking tests, but most of us do. It’s called “test
When it comes to supporting an allegation of cheating on tests, there is rarely better statistical evidence than having two (or more) tests with
There is a children’s game known by various names as “Whisper,” “Secrets,” or “Gossip” where a secret
Elf mistress Heloise entered Elvin’s office (Head of Section K) quickly. “For the eighth week in a row, the reject rate from Section
The lazy elf pouted and made a grimace as he sanded wooden toy blocks. As the master elf passed by, he asked, “What’s wrong?”
Kathleen Vohs of the University of Minnesota and Jonathan Schooler of the University of British Columbia have created a series of experiments
The other day I realized that visitors to Caveon’s website are very interested in “cheating methods.” John Fremer and Jamie
It’s easy to understand the pressure that you, the test taker, face when you take a high stakes test. It’s also easy to see why you
In 1965, Gordon Moore of Intel observed that transistor densities were doubling roughly every 2 years. Since then the exponential nature of
Recently there have been many reports of lost databases, stolen computers, and misplaced documents. Is it any wonder that tests and exams are
Just last week a five-year old boy was detained by TSA (Transportation Security Administration) because his name was similar to a suspected
Holmes handed Watson a note and said, “This is the message which struck Justice of the Peace Trevor dead with horror when he read
Prognostications are that Mark McGwire will not be inducted into Baseball’s Hall of Fame this year again, because of admitted steroid use.
About a year ago, a university dean asked for our help. A professor in the college decided to use two versions of the test (each version had the
Being an election year, the security of voting machines is coming under intense scrutiny. The article states, “With the presidential race
The number one security concern of testing professionals is exam theft and piracy, according to a survey that Caveon conducted at NOCA in 2005.
Beginning New Year’s Day 2008, lottery ticket retailers in Ontario will have a new set of rules to follow if they will continue selling
Cisco now “requires all exam takers to provide digital photos and digital signatures” when candidates are admitted to take a test.
As more and more online courses are developed and offered, instructors of online courses need to consider the potential for cheating on the
A senior from Manatee High School passed the FCAT (Florida Comprehensive Assessment Test) in ten minutes by using a “secret pattern”
Cheating in MMO (Massively Multiplayer Online) games is on the rise, and “to fight back, game developers have taken a page from banks and
The CBS News program “60 Minutes” and the Washington Post aired an investigative report on November 16 criticizing the FBI for
A teacher, Carla Hammersley, in Michigan resigned recently for allegedly “violating administrative procedures” during this
Federal investigators are investigating falsified weapons certifications from 2001 where security guards who were supposedly trained to protect
A student at the Dayton School of Law is suing the school because it did not fix a glitch in the test administration software that allowed other
The other day a woman in the UK was caught in a lie where she fabricated the existence of seven children to receive government benefits. She
Occasionally I search for the latest thinking about how to prevent and detect cheating on tests. I saw this presentation from the Annual
I am often asked, “What is cheating?” And sometimes I ask others the same question. My succinct reply is usually: “Cheating is when someone gains
Welcome to the Dennis on Data Forensics blog.
Originally published in Certification Magazine One approach to maintaining the validity of a test is to create test items that are less likely to