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DA0-001 · Question #411
DA0-001 Question #411: Real Exam Question with Answer & Explanation
The correct answer is B: A line chart. A line chart is the most suitable visualization for sales data over a period because it effectively illustrates trends and changes in values over time.
Visualization
Question
A data analyst was asked to create a visual representation of sales for the first quarter of 2020. Which of the following visualizations should be used when a time element is present?
Options
- AA bubble chart
- BA line chart
- CA scatter plot
- DAn infographic
Explanation
A line chart is the most suitable visualization for sales data over a period because it effectively illustrates trends and changes in values over time.
Common mistakes.
- A. A bubble chart is primarily used to display the relationship between three numerical variables, where the size of the bubble represents the third variable, and is not optimized for showing a single variable's trend over time.
- C. A scatter plot is generally used to show the relationship or correlation between two numerical variables, not for tracking a single variable's progression across a time axis.
- D. An infographic is a broad category for a visual representation of information, but it is not a specific chart type best suited for time-series data in the way a line chart is.
Concept tested. Data visualization time series
Topics
#Data Visualization#Line Charts#Time Series Data
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