The claim of the D Factor test is quite simple, it tests your level of 'D'. Individuals with high levels in D will generally aim to maximize their individual utility at the expense of the utility of others.
The utility is understood in terms of the extent of goal achievement, which includes different (more or less) visible gains such as excitement, joy, money, pleasure, power, status, and psychological need fulfillment in general.
Here's how the entire morning show did taking the test and yes, Dave and Jenny had the exact same results.
Click here to take the test for yourself.