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Timeline for Standard deviation formula

Current License: CC BY-SA 4.0

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Nov 11, 2019 at 11:25 comment added MAA Thanks @Glen_b for clarification....
Nov 11, 2019 at 6:22 comment added Glen_b What you have there is a formula for variance. It's okay algebraically but you shouldn't use it that way for any numerical calculation.
Nov 11, 2019 at 5:34 answer added Bill Chen timeline score: 0
Nov 11, 2019 at 5:00 comment added Dave It is wrong for standard deviation, as it will have squared units. However, you meant variance. What formula do you use for calculating variance?
Nov 11, 2019 at 4:17 history asked MAA CC BY-SA 4.0