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Questions and Answers
Visualizations are unnecessary if a dataset is small and manageable.
False
Bar charts are best for comparing categories, while histograms are used for distributions of continuous data.
True
Scatter plots are ideal for showing the relationship between two quantitative variables.
True
A line chart is more suitable than a bar chart when visualizing changes over time.
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Boxplots are useful for identifying outliers and showing the spread of data.
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Heatmaps are used to display frequencies of values across two variables.
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Pie charts are ideal for visualizing small differences between categories.
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Bar charts and histograms are identical visualizations, displaying data in the same format.
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Histograms require continuous data, while bar charts display categorical data.
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In a histogram, the bars touch each other to indicate the continuity of data.
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