Question

in an examination time student obtained 5,8,7,11,13,10,12,13,16,and 16 marks out of 20 marks find the mean of the marks​

Answer 1

to find the mean-

first we have to add all the numbers. i.e. -

5+8+7+11+13+10+12+13+16+16= 111

then divide the sum with 2

111/2

= 55.5

mean is 55.5

hope it helps!