Mathematics for IGCSE & O level - Statistical Diagrams (Section 3 - No. 34)
How would a positively skewed data set be represented in a cumulative frequency diagram?
A steep slope initially, then a more gradual slope.
A gradual slope initially, then a steeper slope.
A straight line.
A symmetrical curve.
解释
In a positively skewed data set, the diagram will have a steeper slope earlier, with more data falling to the left.