The Students in a Biology Class Kept a Record of the Height

Essay

The students in a biology class kept a record of the height (in centimeters) of plants for a
class experiment. $$\begin{array} { | l | l | l | l | l | } \hline 49 & 67 & 38 & 55 & 62 \\\hline 54 & 36 & 41 & 56 & 43 \\\hline 48 & 75 & 44 & 60 & 48 \\\hline 52 & 48 & 53 & 59 & 32 \\\hline\end{array}$$
a. Sketch a histogram for these data.
b. Find the mean and standard deviation of the plant heights.
c. Is it appropriate to use the mean and standard deviation to summarize these data?
Explain.
d. Describe the association of plant heights.