Daily Practice

Foundation

17th October 2025

5 questions · Foundation tier · 282 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
A scatter graph shows points that generally fall from top left to bottom right. What type of correlation does this show?
3
Time Series
A time series of monthly temperatures shows one May with a temperature far below every other May on record. What might this value be called?
4
Population Pyramids
On a population pyramid, which axis shows the age groups?
5
Choropleth Maps
What is the purpose of the key on a choropleth map?

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