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The number of mangoes per tree in an Andhra orchard (100 trees) is grouped:
50-60 -> 12, 60-70 -> 18, 70-80 -> 25, 80-90 -> 28, 90-100 -> 17.
Find the median number of mangoes.

Class 10Median of Grouped DataStatistics and Probability
  • A156
  • B70
  • C86
  • D78

Step-by-Step Solution

. Cumulative: 12, 30, 55, 83, 100. Median class 70-80, , cf = 30, . Median = .
Answer: D) 78

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