-What Percentage of Scores Is Higher Than a Z-Score of
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Short Answer

$$\begin{array} { | l | l | l | } \hline \text { Group } \boldsymbol { X } & \boldsymbol { f } & \text { cum } \boldsymbol { f } \\\hline & & \\\hline 20 - 22 & 3 & 50 \\\hline 17 - 19 & 5 & 47 \\\hline 14 - 16 & 10 & 42 \\\hline 11 - 13 & 14 & 32 \\\hline 8 - 10 & 11 & 18 \\\hline 5 - 7 & 6 & 7 \\\hline 2 - 4 & 1 & 1 \\\hline\end{array}$$
-What percentage of scores is higher than a z-score of .34?