Search moodle.org's
Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 4.3.x will end 7 October 2024 (12 months).
  • Bug fixes for security issues in 4.3.x will end 21 April 2025 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.2.x is supported too.
/lib/mlbackend/php/phpml/src/Phpml/Math/Statistic/ -> StandardDeviation.php (source)

[Source view]

Differences Between: [Versions 310 and 403] [Versions 311 and 403] [Versions 39 and 403]

(no description)

File Size: 59 lines (1 kb)
Included or required:0 times
Referenced: 0 times
Includes or requires: 0 files

Defines 1 class

StandardDeviation:: (2 methods):
  population()
  sumOfSquares()


Class: StandardDeviation  - X-Ref

population(array $numbers, bool $sample = true)   X-Ref

param: float[]|int[] $numbers

sumOfSquares(array $numbers)   X-Ref
Sum of squares deviations
∑⟮xᵢ - μ⟯²

param: float[]|int[] $numbers