Question

Check my work, please!
What is the standard deviation of the following set of data? {71, 79, 82, 85, 86, 89, 90, 98}
Round to the nearest hundredth.
I got 7.51, but it's saying it's incorrect?

Answer 1

I would say more like 8.03

Answer 2

Check if that's right

Answer 3

If not, check 7.52

Answer 4

I mean do you need the standard deviation or population standard deviation?

Answer 5

8.03 was right! Thank you! Could you please tell me how you did it?