Given the quiz scores:
19 18 14 10 20 9 12
To find the median, first arrange the numbers in asceding order.
Arranging in ascending order, we have:
9, 10, 12, 14, 18, 19, 20
The median score will be the number in the middle.
Thus, the middle number here is 14.
Therefore, the median is 14
ANSWER:
14
