Statistics Quest

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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 3 of 3

Explain the tutoring comparison

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A school board member says: “Tutored students scored 5 points lower than the others, so the tutoring programme is a waste of money.” In two to four sentences, explain to the board why this conclusion is not justified and what comparison would be fairer.

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