The average age of the players on the 30 Major League Baseball teams in 2019 were: 30.7 30.1 28.5 29.9 29.2 27.0 28.2 28.9 28.0 28.7 30.3 29.8 27.6 27.6 30.9 29.2 28.7 28.6 34.0 31.4 26.6 27.6 29.7 31.4 31.8 29.4 29.8 32.7 29.0 29.4 (a) Construct a stem-and-leaf diagram for these data, by using the first two digits of each number as the stem and the third digit as the leaf. Comment on its shape. (b) Use the stem-and-leaf plot to find the median and the mode of this dataset. Which of these two measures would you prefer as a measure for the center of this dataset? Explain. (c) Construct a dotplot for this dataset.