Question

find the mean,median mode of the following marks of 15 students on a screening test 2,5,3,3,9,18,5,7,11,15,1,13,9,8,9​

Answer 1

Answer:

first arrange accordingly

1,2,3,3,5,5,7,8,9,9,9,11,13,15,18

mean=1+2+3+3+5+5+7+8+9+9+9+11+13+15+18/15=

118/15=7.87

median= 8

mode=9❤

I hope it helps