According to the following frequency table, the mean of the number points deducted from each student on an economics is 5.1
Frequency table:
Frequency table means the method of organizing raw data in a compact form by displaying a series of scores in ascending or descending order, together with their frequencies—the number of times each score occurs in the respective data set.
Given,
Here we need to determine the mean of the number of points deducted from each student on an economics test given in the follow grouped frequency table.
For the given table of data, the frequency table of the data is attached below.
In order to find the mean of the frequency table we have to use the following values,
The total frequency is 204
And the number of frequency is 40.
So, the mean is
=> 204/40
=> 5.1
Therefore, the mean of the data is 5.1
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