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Mathematics

A student got the following marks in 9 questions of a question paper.
3, 5, 7, 3, 8, 0, 1, 4 and 6. Find the median of these marks.

Measures of Central Tendency

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Answer

Arranging the given data in ascending order :

0, 1, 3, 3, 4, 5, 6, 7, 8

Here, n = 9. Since, n is odd.

By formula,

Median = n+12\dfrac{n + 1}{2} th term.

Substituting values we get,

Median = 9+12=102\dfrac{9 + 1}{2} = \dfrac{10}{2} = 5th term.

Here, 5th term = 4.

Hence, median = 4.

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