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

Consider the following test scores obtained by a class:
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$$\begin{array} { l l } \text { Test Score } & \text { Frequency } \\90 & 1 \\80 & 4 \\70 & 9 \\60 & 4 \\50 & 2 \\40 & 2 \\30 & 2 \\0 & 4\end{array}$$ Find the range and mean, rounded to the nearest unit. mean: __________ range: __________