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Q.

To highlight child labour problem, some students organised a javelin throw competition. 50 students participated in this competition. The distance (in metres) thrown are recorded below:


Question Image

Draw cumulative frequency curve (less than type) and calculate the median distance thrown,


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An Intiative by Sri Chaitanya

a

113

b

87

c

50

d

110 

answer is C.

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Detailed Solution

Given is a table,
Question ImageThe frequency of elements shows the overview of any data or values that shows the number of times they occur.
So, the frequency distribution table is shown below,
Question ImageThe required curve is shown below,
Question ImageHere, N=50,
So, mean of 25 and 26 is 25.5.
From the ogive plot, the median value is 50.
Thus, the median value is 50.
Therefore, option (3) is correct.
 
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