Daily Practice

Foundation

23rd July 2026

5 questions · Foundation tier · 282 questions in this band

1
Time Series and Moving Averages
What does a moving average smooth out in seasonal data, and what does the result reveal?
2
Grouped Frequency Tables
Using the data in the previous question (12, 18, 25, 31, 9, 22, 15), state the frequency of the interval 20 <= x < 30.
3
Pictograms
A pictogram key shows 1 symbol = 10 pupils. A row has 3 full symbols. How many pupils does the row represent?
4
Probability Basics and the Probability Scale
An event has a probability of 0.2 of happening. What is the probability that it does not happen?
5
Bar and Composite Bar Charts
A bar chart shows 3 bars: Dogs 12, Cats 9, Rabbits 5. How many pets are shown in total?

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