DA0-002 Visualization and Reporting Practice Question
An analyst needs to show the part-to-whole relationship of market share among four competitors. Which chart type is most appropriate, considering best practices?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Pie chart
A pie or donut chart is suitable for part-to-whole with few categories (5-7 slices max). Here, four competitors fit well.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Pie chart
Why this is correct
Pie charts effectively show proportions with a limited number of categories.
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Scatter plot
Why it's wrong here
Scatter plots show relationships between variables.
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Histogram
Why it's wrong here
Histograms show distribution of continuous data.
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Box plot
Why it's wrong here
Box plots show distribution quartiles and outliers.
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