Out of 10 student,who appeared in a test,three secured less than 30 marks and 3 secured more than 75 marks.The marks secured by the remaining 4 students are 35, 48, 66 and 40.Find the median score of the whole group.

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Solution

Median score will be average of 5th and 6th term when it is arranged in increasing order.
5th and 6th terms are 40 and 48 respectively.
Therefore, Median = $\frac{(40 + 48)}{2}$ = 44

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Out of 10 student,who appeared in a test,three secured less than 30 marks and 3 secured more than 75 marks.The marks secured by the remaining 4 students are 35, 48, 66 and 40.Find the median score of the whole group.

Median score will be average of 5th and 6th term when it is arranged in increasing order. 5th and 6th terms are 40 and 48 respectively. Therefore, Median = (40+48)2 = 44

Median score will be average of 5th and 6th term when it is arranged in increasing order.
5th and 6th terms are 40 and 48 respectively.
Therefore, Median = $\frac{(40 + 48)}{2}$ = 44