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Using the Data Table Shown, What Is the Mean Number

question 19

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Using the data table shown, what is the mean number of galls found on a set of 30 leaves collected from a plant?
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Number of galls found on 30 leaves collected from a plant.

 Number  of galls  Frequency 041829344352\begin{array}{cc}\begin{array}{l}\text { Number } \\\text { of galls }\end{array} & \text { Frequency } \\\hline 0 & 4 \\1 & 8 \\2 & 9 \\3 & 4 \\4 & 3 \\5 & 2 \\\hline\end{array} ?


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