Form 13: Mixed Data Displays - Dot Plots and Histograms
Questions
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MultiChoice
Which data display shows every individual data value explicitly?
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MultiChoice
Which data display groups data into continuous intervals rather than individual points?
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MultiChoice
A teacher wants to see exact test scores for 15 students. Which display is better?
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MultiChoice
A city wants to display income ranges for 50,000 residents. Which display is better?
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MultiChoice
In both dot plots and histograms, what does the height of a stack or bar represent?
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MultiChoice
If a dataset has 1000 items, why is a histogram preferred over a dot plot?
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MultiChoice
How can you find the total number of data points in a dot plot?
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MultiChoice
How can you find the total number of data points in a histogram?
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MultiChoice
True or False: Both dot plots and histograms can show gaps in data.
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MultiChoice
Which display is most useful for small datasets (e.g., fewer than 20-30 values)?
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MultiChoice
Dot plot scores are 10, 11, 12, 12, 13, 15. If grouped into bins 10-12 and 13-15, which bin has more values?
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MultiChoice
What feature do dot plots and histograms both use on the horizontal axis?