Question

.The scores in Science test (out of 25) of 15 students are as follows:

19,25,23,20,19,15,20,18,7,9,8,15,20,25,20 .Find the mean , median and mode.​

Answer 1

Answer:

mean- 8 median- 15 mode- 25

Answer 2

Answer:

mean =244.33

sum of observation/no. of observation

median=8

(n+1)/2

mode=20

it is the value that appear many times in a table