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The distribution below gives the weight ...

The distribution below gives the weight of 30 students in a class. Find the median weight of students: Weight (in kg): 40-45 45-50 50-55 55-60 60-65 65-70 70-75 No. of students: 2 3 8 6 6 3 2

Text Solution

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Here, `n= 30 ⇒ n/2 = 15`
From the table, it can be observed that cumulative frequency (cf) just greater than 15 is 19, belonging to class 55 - 60.
Therefore, median class = `55 - 60`
Class size, `h = 5`
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