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Statistical refactoring - Confidence() and Trend() (#1898)

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- Move TREND() functions into the Statistical Trends class
- Unit tests for TREND()
- Create Confidence class for Statistical Confidence functions, and the CONFIDENCE() method
This commit is contained in:
Mark Baker
2021-03-04 21:45:56 +01:00
committed by GitHub
parent d2a83b404a
commit a79a4ddbab
9 changed files with 177 additions and 50 deletions
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tests/data/Calculation/Statistical/TREND.php
+34
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<?php
return [
[
[
[133953.33333333334],
[134971.51515151517],
[135989.69696969696],
[137007.87878787878],
[138026.0606060606],
[139044.24242424243],
[140062.42424242425],
[141080.60606060608],
[142098.78787878787],
[143116.9696969697],
[144135.15151515152],
[145153.33333333334],
],
[133890, 135000, 135790, 137300, 138130, 139100, 139900, 141120, 141890, 143230, 144000, 145290],
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
],
[
[
[146171.51515151517],
[147189.69696969696],
[148207.87878787878],
[149226.0606060606],
[150244.24242424243],
],
[133890, 135000, 135790, 137300, 138130, 139100, 139900, 141120, 141890, 143230, 144000, 145290],
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
[13, 14, 15, 16, 17],
],
];