Mathematics for IGCSE & O level - Statistical Diagrams (Section 4 - No. 30)
Which phrase best describes the relationship shown by a scatter diagram where the points show a weak positive correlation?
As one quantity increases, the other quantity increases slightly.
As one quantity increases, the other quantity decreases significantly.
There is no clear relationship between the quantities.
As one quantity increases, the other quantity decreases slightly.
Пояснення
A weak positive correlation means the variables move in the same direction but not with great strength.