1) A developmental psychologist surveyed 15 single senior citizens living in private apartments. Each participant completed a questionnaire on the number of telephone conversations he or she had in the last day. Their answers were as follows:

5, 0, 2, 1, 1, 0, 1, 0, 3, 1, 1, 4, 3, 4, and 7.

In the space provided below:

a. Make a frequency table with a percent column.

b. Make a histogram based on the frequency table.

c. Are the data normal, positively skewed, or negatively skewed?. __________________

d. Normal, leptokurtic, platykurtic? _____________________________