Question

Standard Deviation. just need help with the last step.

Answer 1

\[Standard Deviation = \sqrt{48 (10 - 6)^{2} }\div 8\]

Answer 2

Do I need to simplify it before I take the square root?

Answer 3

mathically, you would always want to simplify things; but a calculator really doesnt care how simple you make it to start with

Answer 4

how did you go about those values for the sd?

Answer 5

I figured it out now but thank you. before it was giving me 10 when i simplified and 13 when I didn't. I got the vaules from the orginal set of numbers.

Answer 6

good luck with it :)

Answer 7

Thank you.(: