In a mathematics test given to 15 students, the following marks (out of 100) are recorded: 41,39,48,52,46,62,54,40,96,52,98,40,42,52,60 Find the mean, median and mode of this data.
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Solution
The marks of 15 students is
41,39,48,52,46,62,54,40,96,52,98,40,42,52,60
Mean =41+39+48+52+46+62+54+40+96+52+98+40+42+52+6015
=82215=54.8;
Number of observations =15 (odd)
Median score =8th number arranging in ascending order which is 52.