Daily Practice

Higher

14th May 2026

5 questions · Higher tier · 360 questions in this band

1
Box Plots
A box plot for 40 values has lower quartile 15 and upper quartile 25. Roughly how many of the 40 values lie between 15 and 25?
2
Scatter Graphs and Line of Best Fit
Explain why estimating a y-value for x = 50 would be unreliable if all the plotted data only covers x-values from 0 to 20.
3
Time Series
On a time series graph, what is always plotted on the horizontal axis?
4
Population Pyramids
A pyramid is roughly the same width all the way up, with only a slightly narrower top. What does this suggest?
5
Choropleth Maps
On a choropleth map shaded from white (lowest) to black (highest), a region is coloured mid-grey. What does this suggest about its value?

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