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Year 10 Maths - 10 Statistics

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Questions
Question 1
207436

The scores below are already in order:

\(3, \; 5, \; 7, \; 8, \; 10, \; 12, \; 15\)

Find the lower quartile \(Q_1\), the upper quartile \(Q_3\) and the interquartile range.

Part a: \(Q_1 =\) 
5
1 mark
Part b: \(Q_3 =\) 
12
1 mark
Part c: IQR \(=\) 
7
1 mark

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