Find the value of \( p \) for the following distribution whose mean is \( 20.6 \) :
\begin{tabul... VIDEO
Find the value of \( p \) for the following distribution whose mean is \( 20.6 \) :
\begin{tabular}{|l|c|c|c|c|c|}
\hline Variate \( \left(x_{i}\right) \) & 10 & 15 & 20 & 25 & 35 \\
\hline Frequency \( \left(f_{i}\right) \) & 3 & 10 & \( p \) & 7 & 5 \\
\hline
\end{tabular}
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