If the mean of the following table is 30 , then find the missing frequencies. \begin{tabular}{|c...

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PW Solutions
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Published on ● Video Link: https://www.youtube.com/watch?v=JTV4sayE7O0


Game:
Frequency (2001)
Duration: 8:03
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If the mean of the following table is 30 , then find the missing frequencies.
\begin{tabular}{|cc|}
\hline Class lnervel & Feeruener \\
\hline \( 0-15 \) & 10 \\
\( 15-30 \) & \( a \) \\
\( 30-45 \) & \( b \) \\
\( 45-60 \) & 8 \\
Total & 60 \\
\hline
\end{tabular}
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