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A frequency polygon rises steeply from the point (25, 4) to (35, 20).
What does this steep upward segment tell us?

Class 9Frequency PolygonsStatistics and Probability
  • AFrequency increases sharply from one class to the next
  • BFrequency stays constant
  • CFrequency decreases sharply
  • DThe class size is zero

Step-by-Step Solution

A steep upward slope from frequency 4 to 20 shows a sharp increase in frequency between the two classes.
Answer: A) Frequency increases sharply from one class to the next

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