Bar and pie charts are graphical techniques for qualitative data. The former focus the attention on the frequency of the occurrences of the categories, and the later emphasize the percentage of occurrences of each category.

Question

Quizplus · Accepted Answer

Bar charts are used to display the frequency of different categories of qualitative data, showing each category as a separate bar, while pie charts represent the same type of data by showing the proportion of each category as a slice of a pie, emphasizing the percentage or proportion of each category within the whole.

Bar and Pie Charts Are Graphical Techniques for Qualitative Data