Chapter 8 Multiple Choice Questions

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. What might you choose to do in order to reduce the risk of misinterpretation of data presented in a plot with a non-zero lower bound for a y-axis?

Switch to a pie-chart to avoid using a y-axis correct incorrect

Include a trend line to show the overall pattern of the data correct incorrect

Include an inset plot where the y-axis is drawn with a lower bound of zero correct incorrect

Add a legend to remove any confusion about the variable(s) presented correct incorrect

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. Which of the following outcomes might adding a background image to a plot most likely achieve?

Clearer and easier to interpret data points correct incorrect

Clearer and easier to interpret trend lines correct incorrect

Enhanced visual appeal correct incorrect

Increased clarity to colour-blind readers correct incorrect

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. In what circumstance might you consider using a logarithmic axis?

The spread of your data points covers several orders of magnitude. correct incorrect

Extreme-valued data are of less interest to you. correct incorrect

Some of the data points have identical values. correct incorrect

The data are in the way of where you would like to place the legend. correct incorrect

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. Which of the following is true when producing a scatterplot?

Only the x-axis should ever be logarithmic. correct incorrect

Only the y-axis should ever be logarithmic. correct incorrect

Either both, or neither, axes should ever be logarithmic. correct incorrect

None of the above correct incorrect

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. Which of the following should be a key consideration when annotating images?

The use of an eye-catching variety of colours for annotations correct incorrect

The contrast of annotations against the background of the image correct incorrect

Keeping the figure caption as short as possible to avoid distracting from the annotations correct incorrect

Inclusion of a legend correct incorrect