Daily Practice

Foundation

28th June 2026

5 questions · Foundation tier · 282 questions in this band

1
Scatter Graphs and Line of Best Fit
Using the line of best fit from the previous question, estimate the y-value when x = 6.
2
Time Series
A time series graph generally slopes upward from left to right over several years. What is this called?
3
Population Pyramids
A pyramid is roughly the same width all the way up, with only a slightly narrower top. What does this suggest?
4
Choropleth Maps
Two neighbouring regions on a choropleth map are shaded the same colour. What can you conclude about their values?
5
Data Cleaning and Outliers (Foundation)
The heights (cm) of 6 plants are: 15, 18, 16, 14, 17, 150. Find the mean of the remaining values after removing the outlier.

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