Your doctor has just read a research study that tested 10,000 people with type 2 diabetes and found that the new drug Flabaway was very effective. She prescribes Flabaway, and it doesn't do a thing for you.
What's going on here?
A nonscientific explanation is YMMV (your mileage may vary). What works for one person won't work for another.
A more technical term is "normal distribution," or "the bell curve." If you want to understand the mathematics behind it, see here . Otherwise, you...