Astem-and-leaf plot is given with final exam scores. what is the median score?

82

Median basically means "middle," so you are looking for the number in the middle of the list from lowest to highest score. There are 29 scores total so you know there will definitely be a single score that is in the middle of the list. In this case it is 82. There are 14 scores listed before it and 14 scores listed after it too.