Question

How would I get the standard deviation from this set of numbers?
17, 13, 13, 22, 11, 20

Answer 1

here is a site that requires you to input the data to get the summary statistics.

hope it helps

http://easycalculation.com/statistics/standard-deviation.php

Answer 2

otherwise its

population standard deviation

\[\sigma = \sqrt{\frac{\sum (x - \mu)}{N}}\]

u is the mean X is the data score, N = number of scores

or sample

\[s = \sqrt{\frac{\sum(x - mean)}{n - 1}}\]

Answer 3

http://www.mathsisfun.com/data/standard-deviation.html

Answer 4

thank you so much! It really did!