Skip to content
MathsGenie logo
Quick links
Open app

Course home

  1. A Level
  3. Maths OCR (MEI)
  5. Question bank

2.5.10 Correlation as closeness to a straight line (A-level only)

EasyMediumHard
123456
Question 3

An oceanographer, Dr. Aris, is investigating the linear relationship between seawater salinity levels SSS and dissolved oxygen concentration DDD across 18 hydrothermal vent samples. After performing her calculations, she determines the product moment correlation coefficient (PMCC) for the dataset.

Which of the following statements best describes her calculated result of −1.42-1.42−1.42?

  • Definitely incorrect
  • Probably incorrect
  • Probably correct
  • Definitely correct
[2]

2.5.10 Correlation as closeness to a straight line (A-level only) Questions

  1. A Level
  2. /Maths
  3. /2.5.10 Correlation as closeness to a straight line (A-level only)