1.A random selection of 31 participants was made for a high-adventure track, swimming and boating event in the Adirondack Mountains. Following is a list of the ages of the participants.

16, 18, 13, 24, 17, 17, 18, 14, 14, 16, 14, 20, 22, 21, 15

11, 13, 26, 27, 13, 16, 17, 17, 14, 19, 15, 17, 16, 19, 19, 28

a)Give a 5-number summary of the ages of the participants.Are there any outliers?

b)Prepare a frequency distribution of the participants' ages with a class width of 2 years and another with class width of 5 years.

c)Construct corresponding histograms of the participants' ages with a class width of 2 years and a class width of 5 years.Are both equally informative, is one more informative than the other, or are there pros and cons to each?