The Grades of 10 Students on Their First Management Test $$\begin{array} { l l l l l } 94 & 61 & 96 & 66 & 92 \\68 & 75 & 85 & 84 & 78\end{array}$$

Essay

The grades of 10 students on their first management test are shown below. $$\begin{array} { l l l l l } 94 & 61 & 96 & 66 & 92 \\68 & 75 & 85 & 84 & 78\end{array}$$ ​
a.
Construct a frequency distribution. Let the first class be 60−69.
b.
Construct a cumulative frequency distribution.
c.
Construct a relative frequency distribution.