Question

If different values of variable x are 19.8,15.4,13.7,11.71,11.8,12.6,12.8,18.6,20.5,21.1,find the mean

Answer 1

mean=(19.8+15.4+13.7+11.71+11.8+12.6+12.8+18.6+20.5+21.1)/10

=158.11/10

=15.811

Answer 2

Step-by-step explanation:

Mean = sum of all observations/ Number of observations

= 19.8+15.4+13.7+11.71+11.8+12.6+12.8+18.6+20.5+21.1/10

= 158.01 / 10

= 15.801