Statistics Quest

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Practise until it sticks

Choose a topic, a skill or a difficulty. Calculation exercises have new versions with fresh numbers once you have solved them, so you can practise the method rather than memorise an answer.

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Interpretation, difficulty 2 of 3

Which number goes in the report?

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The HR team wants one number for “the typical commute” in the internal newsletter. The commute data are right-skewed: most journeys take 15–45 minutes, but a few take over two hours. Which should they report?

Choose one