DA0-002 Visualization and Reporting Practice Question
An analyst wants to show the trend of monthly sales over the past two years. Which chart type is most appropriate?
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
✓
Line chart
A line chart is best for showing trends over time.
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 it's wrong here
Pie charts show part-to-whole relationships, not trends.
- ✗
Bar chart
Why it's wrong here
Bar charts compare categories, not trends over time.
- ✗
Scatter plot
Why it's wrong here
Scatter plots show correlation between two variables.
- ✓
Line chart
Why this is correct
Line charts clearly display trends over time.
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