Daily Practice

Foundation

5th May 2025

5 questions · Foundation tier · 282 questions in this band

1
Types of Data
Is 'number of pets owned' discrete or continuous data?
2
Estimated Mean from Grouped Data
The table shows weights, in kg, of 20 parcels: 0-5 (freq 4), 5-10 (freq 10), 10-15 (freq 6). Estimate the mean weight.
3
Sampling Methods
A school of 600 students wants a sample of 30. A teacher decides to only survey students in her own class of 30. State one problem with this method.
4
Collecting Data
Give one disadvantage of an observation study.
5
Comparing Data Sets
Team 1 has median height 165 cm and Team 2 has median height 172 cm. Write one comparison in context.

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