One of the reasons that participants in experiments are not told what the researcher is testing is because the participants might act differently if they
knew. When this happens it is known as the:

If your client can successfully complete two or more repetitions above the desired repetition range in the last set in two consecutive workouts for any given exercise, the load should be depending on your client's current physical abilities. increased by 1-5% increased by 2-10% increased by 5-15% increased by 10-20% none of these