means: calculate varieties of mean/average using semigroup.
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- means-0.1.0.0.tar.gz [browse] (Cabal source package)
- Package description (as included in the package)
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| Versions [RSS] | 0.1.0.0 |
|---|---|
| Change log | ChangeLog.md |
| Dependencies | base (>=4 && <5), semigroups (>0.18) [details] |
| License | MIT |
| Copyright | 2016 Winterland |
| Author | winterland1989 |
| Maintainer | winterland1989@gmail.com |
| Category | Data |
| Source repo | head: git clone https://github.com/winterland1989/means.git |
| Uploaded | by winterland at 2016-06-13T04:47:14Z |
| Distributions | NixOS:0.1.0.0 |
| Reverse Dependencies | 1 direct, 0 indirect [details] |
| Downloads | 1022 total (8 in the last 30 days) |
| Rating | (no votes yet) [estimated by Bayesian average] |
| Your Rating | |
| Status | Docs available [build log] Last success reported on 2016-06-13 [all 1 reports] |
Readme for means-0.1.0.0
[back to package description]means
This package provide following mean calculations using semigroup:
- Arithmetic/ Weighted Arithmetic mean:
- Geometric mean:
- Harmonic mean:
- Quadratic mean(RMS):
- Cubic mean:
- Midrange mean:
Check wikipedia for details.
Example
*Data.Semigroup.Means> getAM . foldr1 (<>) . map am $ [4, 36, 45, 50, 75]
42.0
*Data.Semigroup.Means> getGM . foldr1 (<>) . map gm $ [4, 36, 45, 50, 75]
30.000000000000007
*Data.Semigroup.Means> getHM . foldr1 (<>) . map hm $ [4, 36, 45, 50, 75]
15.0
*Data.Semigroup.Means> :m + Data.Ratio
*Data.Semigroup.Means Data.Ratio> getMM . foldr1 (<>) . map mm $ [4, 36, 45, 50, 75] :: Ratio Int
79 % 2
*Data.Semigroup.Means Data.Ratio> getAM . foldr1 (<>) . map am $ [4, 36, 45, 50, 75] :: Ratio Int
42 % 1