Final answer:
The mode of the group of scores is 8.
Step-by-step explanation:
The mode of a set of scores is the value or values that appear most frequently.
In the given group of scores: 4, 7, 8, 8, 9, 10, 12, and 14, the number 8 appears twice, which is more than any other number. Therefore, the mode of this group of scores is 8.