- AA pictograph
- BA histogram
- CA raw data list
- DA tally column
Step-by-Step Solution
A pictograph uses symbols/pictures to represent data, and a key tells how many units each symbol stands for.
Answer: A) A pictograph
A key (scale) such as 'one symbol = 10 students' is an essential part of which presentation?
Class 9Collection and Presentation of DataStatistics and Probability
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