Question

The marks obtained by the student in a test of 20 marks in Mathematics are as follows. Find the median of the information. Marks 4 6 10 15 18 20 Number of students 2 4 8 12 3 1​

Answer 1

Answer:

the answer is 15

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Answer 2

Given : The marks obtained by the student in a test of 20 marks in Mathematics are as follows.

Marks 4 6 10 15 18 20

Number of students 2 4 8 12 3 1​

To Find :    median  

Solution:

Mars    Students     cf

4             2               2

6             4               6

10            8               14

15            12              26

18            3               29

10            1               30

Median  =   Mean of score of 15th and 16th students

Both has obtained Marks 15

Hence  Median marks = 15

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