In a Ramanujan mathematics test of 15 students, the following marks (out of 100) recorded here :45, 52, 62, 54, 39, 48, 55, 96, 98, 40, 55, 60, 45, 40, 55.Find the mean, median and mode of this data.
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mode =55
median =[n/2+1]=15/2+1=16/2=8
mean =45+52+62+54+39+48+55+96+98+40+55+60+45+40+55/15=56.26666667.
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