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2.2 L: Data presentation and interpretation

2.2 L: Data presentation and interpretation

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Question 44

Two variables x x\,x and y y\,y are related by the formula y=axby = ax^{b}y=axb, where a a\,a and b b\,b are constants and a>0a > 0a>0.

Show that this relationship can be written in the form log⁡y=log⁡a+blog⁡x\log y = \log a + b \log xlogy=loga+blogx.

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Markscheme

2.2 L: Data presentation and interpretation Questions

  1. A Level
  2. /Maths
  3. /2.2 L: Data presentation and interpretation

244 exam-style questions on AQA A Level Maths 2.2 L: Data presentation and interpretation, covering 2.2.1 Single-variable data diagrams, 2.2.2 Scatter diagrams and correlation, 2.2.3 Central tendency, variation and standard deviation, 2.2.4 Outliers and cleaning data, and 2.2 L: Data presentation and interpretation. Each one has a worked solution and a mark scheme showing where the marks go.

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