Mathematics for IGCSE & O level - Statistical Diagrams (Section 6 - No. 49)
If the data distribution is skewed to the left, what is generally true about the mean, median, and mode?
Mean < Median < Mode
Mode < Median < Mean
Mean = Median = Mode
Mean > Median > Mode
Giải thích
In left skewed data, outliers on the left pull the mean down.