Q7. The scores in mathematics test (out of 25) of 15 students is as follows: 19, 25, 23, 20,9,
20, 15,10, 5, 16, 25,20, 24, 12, 20.Find the mode and median of this data. Are they
same?
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Step-by-step explanation:
Mode = No. repeating the most number of time
Mode=20
Median
First arrange in ascending order
5,9,10,12,15,16,19,20,20,20,20,23,24,25
No. of scores = 15
n=15
(n+1th)/2 observation
=(15+1)/2 observation
=16/2 observation
=8th observation
=20
Therefore Median = 20
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