Daily Practice

Foundation

12th April 2025

5 questions · Foundation tier · 282 questions in this band

1
Box Plots
Box plot A has an interquartile range of 8 and box plot B has an interquartile range of 15. What does this tell you about the spread of the middle 50 percent of each data set?
2
Scatter Graphs and Line of Best Fit
A line of best fit passes through the points (0, 4) and (10, 24). Find its gradient.
3
Time Series
A time series shows sales peaking every December for five years in a row. What is this repeating pattern called?
4
Population Pyramids
In a pyramid, the bars for ages 65+ are unusually long compared with younger age bands. Give one possible reason.
5
Choropleth Maps
A choropleth map uses class intervals of 0-10, 10-30, 30-40 and 40-90. Why might this be misleading?

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