This set of scores reflect the number of family members reported by students in a statistics class:

1,

2,

2,

3,

3,

3,

3,

3,

4,

4,

4,

4,

4,

4,

4,

4,

5,

6,

6,

7.

(a) Use the information in the table to determine the mean, median, and mode for this set of scores.

(b) If an extreme score, such as 13, is added to this data set, describe how the mode, median, and mean will be affected. No calculations are necessary to answer (b