Question

find the standard deviation of the following data
20, 16, 18, 14, 9, 20, 16

Answer 1

can you use a calculator... or you need the full blown method..?

Answer 2

and which standard deviation, population or sample...

Answer 3

how did you find it with a calculator

Answer 4

well you calculator probably has a stats mode... but if you don't know about it then it becomes a bit hard.

Answer 5

do you have excel spreadsheet..?

Answer 6

Use the online standard deviation calculator. As said above, you will need to know if you want the sample standard dev or the population one.

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

@nicole-0109