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Course: Class 10 > Unit 5

Lesson 2: Finding median and mode of grouped data
Math
Class 10
Statistics
Finding median and mode of grouped data
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Median of grouped data

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Problem

The table below gives the number of books read last year by 100 people surveyed.
Number of books read by 100 people
Number of booksNumber of people
0−516
5−1028
10−1520
15−2017
20−2519
Find the median of this data.
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi