Find the median of the following ungrouped data
1,3,9,5,3,7,9,2,6,9,5,3

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5.5

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Solution

The correct option is B
5

Arrange the data in ascending order
1,2,3,3,3,5,5,6,7,9,9,9
Since there are 12 observations, the median is the mean of the 6th and 7th observations.
$∴ Median = \frac{5 + 5}{2} = 5$

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Consider the following ungrouped data
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