Consider the Following Test Scores Obtained by a Class }">$\text { cellpadding }=" 0 \text { " cellspacing }=" 0 " \text { width }=52 \% " \text { border="0"> }$

Multiple Choice

Consider the following test scores obtained by a class: }">$\text { cellpadding }=" 0 \text { " cellspacing }=" 0 " \text { width }=52 \% " \text { border="0"> }$

$$\begin{array} { l l } \text { Test Score } & \text { Frequency } \\90 & 1 \\80 & 2 \\70 & 10 \\60 & 5 \\50 & 2\end{array}$$ Find the range and mean, rounded to the nearest unit.

A) range: $40$ mean: $4$
B) range: $270$ mean: $68$
C) range: $68$ mean: $40$
D) range: $50$ mean: $70$
E) range: $40$ mean: $68$