## anonymous 4 years ago help: what is the sample standard variance of 14,40,19,31,36,26 and 17

1. myininaya

$\frac{\sum_{}^{}(x_i- mean)}{n-1}$

2. myininaya

that is the sample variance

3. myininaya

we need to find mean in order to find variance

4. anonymous

what is it

5. myininaya

whats what?

6. myininaya

mean=sum of the elements/ the number of elements

7. Directrix

Input values 14 40 19 31 36 26 17 Mean 26.142857 Variance 84.979592