I dont quite understand the scoring, the slider thing saying "Perfect" on one end and "high" on the other is confusing me lol, so is a lower score better then a high one? why the heck cant they just say "good and bad"

Your score: 49
Gender: Female
Age range: 20-29
Best score for your gender and age range: 0
Highest score for your gender and age range: 1409