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2.5 Data presentation and interpretation

2.5 Data presentation and interpretation

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Question 12

A regression line of $y\,$ on $x\,$ is $y = 3.2 x + 14$ .

a.

Find the value of $y\,$ predicted by the line when $x = 5$ .

[1]

b.

Interpret the gradient of the line.

[2]

Markscheme

2.5 Data presentation and interpretation Questions

A Level
Maths
2.5 Data presentation and interpretation

278 exam-style questions on CCEA A Level Maths 2.5 Data presentation and interpretation, covering 2.5.1 Data presentation and interpretation, 2.5.2 Data presentation and interpretation, 2.5.3 Data presentation and interpretation, 2.5.4 Data presentation and interpretation, 2.5.5 Data presentation and interpretation, 2.5.6 Data presentation and interpretation, 2.5.7 Data presentation and interpretation, 2.5.8 Data presentation and interpretation, 2.5.9 Data presentation and interpretation, and 2.5 Data presentation and interpretation. Each one has a worked solution and a mark scheme showing where the marks go.

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