Daily Practice

Higher

14th January 2026

5 questions · Higher tier · 360 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 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 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
What is the purpose of the key on a choropleth map?

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