Construct a Stem-And-Leaf Display of the Test Grades for a University

question 53

Essay

Construct a stem-and-leaf display of the test grades for a university business statistics class, given below. $$\begin{array} { | r | r | r | r | r | r | r | r | r | r | } \hline 63 & 74 & 42 & 65 & 51 & 54 & 36 & 56 & 68 & 57 \\\hline 62 & 64 & 76 & 67 & 79 & 61 & 81 & 77 & 59 & 38 \\\hline 84 & 68 & 71 & 94 & 71 & 86 & 69 & 75 & 91 & 55 \\\hline 48 & 82 & 83 & 54 & 79 & 62 & 68 & 58 & 41 & 47 \\\hline\end{array}$$

---

Definitions:

Radiolaria

Heterotrophic single-celled protists with a porous shell of silica and cytoplasmic extensions.

Foraminifera

Heterotrophic single-celled protists with a porous calcium carbonate shell and cytoplasmic extensions.

Outer Cytoplasmic

Pertaining to the area of cytoplasm situated near the outer boundary of a cell.