Question

What's so special about the number '2' in the standard deviation?

score 51 · Answer 1 · 2022-01-27 13:28:46

51

Views

What's so special about the number '2' in the standard deviation?

Published on 27 Jan 2022 - 13:28

score 54 · Answer 2 · 2026-02-26 10:46:42

54

Views

Why is standard deviation calculated differently for finding Z scores and confidence intervals?

Published on 26 Feb 2026 - 10:46

score 92 · Answer 3 · 2026-04-02 08:12:25

92

Views

Standardising third moment

Published on 02 Apr 2026 - 8:12

score 72 · Answer 4 · 2026-03-26 04:31:30

72

Views

How to evaluate the difference/distance between 2 values positive and negative on a scale

Published on 26 Mar 2026 - 4:31

score 564 · Answer 5 · 2022-02-26 15:43:03

564

Views

Why is Standard Deviation Calculated With the Square Root of the Sum of Squares Instead of Sum of Square Roots of Squares

Published on 26 Feb 2022 - 15:43

score 14 · Answer 6 · 2026-03-01 17:08:05

14

Views

Given the stdev of a dataset and the stdev of a subset, compute the stdev after the subset is removed

Published on 01 Mar 2026 - 17:08

score 317 · Answer 7 · 2022-03-05 18:08:24

317

Views

standard deviation of piecewise function

Published on 05 Mar 2022 - 18:08

score 36 · Answer 8 · 2022-03-07 12:17:21

36

Views

How to calculate the standard deviation of a variable

Published on 07 Mar 2022 - 12:17

score 278 · Answer 9 · 2026-02-23 11:17:25

278

Views

Precision and significant digits in reporting standard deviation

Published on 23 Feb 2026 - 11:17

score 367 · Answer 10 · 2026-02-23 12:59:38

367

Views

How precise when reporting mean and standard deviation?

Published on 23 Feb 2026 - 12:59

score 1.3k · Answer 11 · 2022-03-11 19:21:35

1.3k

Views

Standard deviation of a joint probability distribution.

Published on 11 Mar 2022 - 19:21

score 54 · Answer 12 · 2026-02-26 10:45:45

54

Views

Using s to estimate $\sigma$ when finding the sample size in confidence interval questions

Published on 26 Feb 2026 - 10:45

score 104 · Answer 13 · 2026-04-02 08:20:31

104

Views

standard deviations for mean vs for predictions

Published on 02 Apr 2026 - 8:20

score 31 · Answer 14 · 2026-04-02 08:22:13

31

Views

Obtain standard deviation from sum of values

Published on 02 Apr 2026 - 8:22

score 302 · Answer 15 · 2026-03-31 10:47:29

302

Views

How can I derive the general formula for the standard deviation of an arithmetic series?

Published on 31 Mar 2026 - 10:47

List Question

What's so special about the number '2' in the standard deviation?

Why is standard deviation calculated differently for finding Z scores and confidence intervals?

Standardising third moment

How to evaluate the difference/distance between 2 values positive and negative on a scale

Why is Standard Deviation Calculated With the Square Root of the Sum of Squares Instead of Sum of Square Roots of Squares

Given the stdev of a dataset and the stdev of a subset, compute the stdev after the subset is removed

standard deviation of piecewise function

How to calculate the standard deviation of a variable

Precision and significant digits in reporting standard deviation

How precise when reporting mean and standard deviation?

Standard deviation of a joint probability distribution.

Using s to estimate $\sigma$ when finding the sample size in confidence interval questions

standard deviations for mean vs for predictions

Obtain standard deviation from sum of values

How can I derive the general formula for the standard deviation of an arithmetic series?

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