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2.2 L: Data presentation and interpretation

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Question 20

A glaciologist is investigating the linear relationship between the annual rate of ice melt, MMM mm, and the mean surface temperature, TTT degrees Celsius. Which of the following is not a possible value for the calculated product moment correlation coefficient, rrr?

  • −0.92-0.92−0.92
  • π4\frac{\pi}{4}4π​
  • log⁡2(2.5)\log_{2}(2.5)log2​(2.5)
  • cos⁡(4)\cos(4)cos(4)
[2]
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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