The frequency table that represents the given car sales data is: Table B (see diagram attached below).
What is a Frequency Table?
A frequency table shows the frequency of each class interval in a given data distribution.
The car sales data given, are: 3, 14, 6, 7, 5, 12, 8, 4, 9, 10, 19.
With a class width of 4, the class intervals with their corresponding number of data points that fall within the class interval are:
1 - 5 = 4
6 - 10 = 7
11 - 15 = 2
16 - 20 = 2
Therefore, the frequency table for the car sales would be: Table B (see diagram attached below).
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