Daily Practice

Higher

17th August 2025

5 questions · Higher tier · 360 questions in this band

1
The General Addition Law
P(A) = 0.6, P(A or B) = 0.75, and P(A and B) = 0.2. Find P(B).
2
Mean Median Mode and Range
Find the range of 22, 9, 31, 14, 6, 27.
3
The Statistical Enquiry Cycle
A researcher decides her sample size was too small after seeing her results. Which stage of the cycle does this belong to?
4
Averages from a Frequency Table
Using the same table (0:4, 1:10, 2:4, 3:2), find the mean number of siblings.
5
Types of Data
Is 'favourite ice cream flavour' qualitative or quantitative data?

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