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To find the median graphically using a single less-than ogive, from the point on the -axis we draw a horizontal line to the curve and then a:

Class 10Cumulative Frequency and OgiveStatistics and Probability
  • Ahorizontal line to the -axis
  • Bvertical line to the -axis
  • Ctangent to the curve
  • Ddiagonal line

Step-by-Step Solution

Mark on -axis, go horizontally to the ogive, then drop a perpendicular (vertical line) to the -axis to read the median.
Answer: B) vertical line to the -axis

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