The table below shows the distribution of scores for 15 students on a recent history quiz.
| Score | Frequency |
|---|---|
| 6 | 3 |
| 7 | 5 |
| 8 | 4 |
| 9 | 2 |
| 10 | 1 |
If one additional student takes the quiz and scores a 0, which of the following statements describes the effect on the mean and median of the quiz scores for the entire group of 16 students?
The mean will decrease, and the median will increase.
The mean will increase, and the median will decrease.
The mean will decrease, and the median will remain the same.
Both the mean and the median will decrease.
