8. The following scores represent the number of children in a group of 20 households: 2 0 2 1 5 3 4 0 1 1 2 1 3 2 4 6 3 2 0 2 a. Calculate the mode, median, and mean from the scores. a. Rearrange the scores into a simple frequency distribution and recalculate the mode, median, and mean. 9. A researcher asked a group of patients with mental illnesses to describe their current levels of stress on a scale of 0 to 10 with 10 being the most stressed. The patients provided the following answers: 3 6 4 4 7 9 1 2 3 4 2 4 6 Calculate (a) the mean and (b) the mode for this set of scores