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2 Unit AS 2: Applied Mathematics

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Question 60

A dataset has r=0.91r=0.91r=0.91. After one suspected recording error is corrected, r=0.63r=0.63r=0.63.

a.

Explain what this change suggests about the erroneous point.

[2]
b.

State why the corrected value should be used even though it gives weaker correlation.

[1]
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2 Unit AS 2: Applied Mathematics Questions

  1. A Level
  2. /Maths
  3. /2 Unit AS 2: Applied Mathematics

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