Mathematics for IGCSE & O level - Statistical Diagrams (Section 2 - No. 33)
Which of the following statements is accurate regarding correlation?
Positive correlation is shown by data points going from top left to bottom right.
Negative correlation is shown by data points going from bottom left to top right.
No correlation is observed when data points follow a clear pattern.
A scatter diagram can be used to identify a relationship (correlation) between two sets of data.