At the beginning of a day, the owner of my slave may test a certain set of Statistics and reward you a bonus based on the value of those tested. The bonus received is calculated as: ('sum total of Statistics tested'/'number of Statistics tested') x 2 + 2. This means you may earn anywhere between 2GP and 202GP as a bonus. The real value of a stat is used to determine the payment, so an odd number can be seen.
The tests that are conducted include: