Daily Practice

Foundation

15th March 2026

5 questions · Foundation tier · 282 questions in this band

1
Relative and Expected Frequency
The probability that a machine produces a faulty item is 0.04. Out of 300 items, how many would you expect to be faulty?
2
Stem and Leaf Diagrams
Using the diagram from the question above, what is the mode?
3
Histograms
A histogram of ages has 5 equal-width bars covering 0-10, 10-20, 20-30, 30-40, 40-50 with heights 3, 7, x, 9, 2, and a total of 35 people. Find x.
4
Venn Diagrams
Using the pupils in the previous question, find P(likes football only).
5
Frequency Polygons
A class interval is 20-30 with frequency 8. Give the coordinates of the point plotted for this class.

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