Mathematics for IGCSE & O level - Statistical Diagrams (Section 6 - No. 10)
If a scatter diagram shows a strong negative correlation, what would you expect to see?
The points forming a clear upward slope.
The points forming a clear downward slope.
The points scattered randomly with no pattern.
The points clustered closely around a horizontal line.
Giải thích
A strong negative correlation indicates an inverse relationship, visualized by points with a downward trend.