Question

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

Answer 1

Answer:17.5(approx)

Step-by-step explanation:

Add the values

Divide by 9 cuz the no. Of values is 9

then u get ur answer

:)