Question

A boy scored the following marks in various class test, each test being marked out of 20 marks. 15,17,16,7,10,12,14,16,19,11,16

Answer 1

Answer:

then mean = 15+17+16+7+10+12+14+16+19+11+16= 153÷11= 14(approx).

median= 7,10,11,12,14,15,16,16,16,17,19=15

mode=16