(i. If you are constructing a stem-and-leaf display, the "20" in 20.5 would be the stem. (ii) An advantage of a stem-and-leaf chart over a histogram is that the identity of each observation is not lost, and that it presents a picture of the distribution.
(iii) If you are constructing a stem-and-leaf display, the "20" in 20.5 would be the leaf.
A) (i), (ii) and (iii) are all correct statements.
B) (i), (ii) and (iii) are all false statements.
C) (i) and, (ii) are correct statements but not (iii).
D) (ii) and (iii) are correct statements but not (i).

Question

Quizplus · Accepted Answer

(i) is true, as the stem is the first digit(s) of a number in a stem-and-leaf display.
(ii) is true, as a stem-and-leaf chart preserves the individual value of each observation and gives a visual representation of the distribution.
(iii) is false, as the leaf in a stem-and-leaf display refers to the second digit of the number, not the first digit.

(I If You Are Constructing a Stem-And-Leaf Display, the "20