Mathematics for IGCSE & O level - Categorical, Numerical And Grouped Data (Section 6 - No. 9)
When collecting data from every individual in a class, the appropriate method to be used would be?
Using a graph
Make a list like the one shown in the picture
Make a complex data table
Use a tally chart only.
Explanation
One way to collect data is by making a list for each person individually, and then recording a tally
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