In order to find the median, you need to put the number from least to greatest, and select the middle value .If there's two middle values then add those two numbers and divide by two, to get the median
If this fraction is closer to one it will be close to 16/16. And since 8 is half of 16, any fraction that is around 8/16 is closer to 1/2. 15 is closer 16 so this fraction is closer to one.