Consider the stem-and-leaf display to the right. a. How many observations were in the original data set? b. In the bottom row of the stem-and-leaf display, identify the stem, the leaves, and the numbers in the original data set represented by this stem and its leaves. c. Re-create all the numbers in the data set and construct a dot plot. StemStem Leaf 3 006666 2 11111188 1 00111166 0 03399 a. How many observations were in the original data set? There were nothing observations in the original data set.