Daily Practice

Foundation

14th November 2025

5 questions · Foundation tier · 282 questions in this band

1
Cumulative Frequency
For 80 data values, at what cumulative frequency do you read across to find the lower quartile?
2
Box Plots
A box plot has lower quartile 10 and upper quartile 22. Find the interquartile range.
3
Scatter Graphs and Line of Best Fit
Using the line of best fit from the previous question, estimate the y-value when x = 6.
4
Time Series
A time series graph generally slopes upward from left to right over several years. What is this called?
5
Population Pyramids
A pyramid is roughly the same width all the way up, with only a slightly narrower top. What does this suggest?

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