Pie charts are very reliable and are preferred to data bars since by charts cannot be misinterpreted. True False

Look at the two pie charts.What do you observe about the pie charts?Do you agree with how the data is presented?

What are pie charts best used for? Charting pies. Showing changes in data over time. Comparing categories as parts of the total data. Comparing large amounts of categories.

What is the main disadvantage of using a pie chart to represent data?It can only represent positive valuesIt can only represent one variable at a timeIt can be misleading when comparing parts to the wholeIt requires a large data set

Which of the following statements about pie charts is false?Group of answer choicesThe area of each slice of a pie chart is proportional to the relative frequency of the corresponding category.Pie charts are usually used to display the relative sizes of categories for qualitative data.Pie charts can only be used for nominal data.Pie charts always have the shape of a circle.

When should you avoid using a pie chart for data visualization?When comparing expenses across different categories.When highlighting the breakdown of spending proportions within a category.When you need to emphasize the importance of a specific category.When there are only a few categories to represent.