Module: Diagnostics::Sample::Controls::StandardDeviation::Values

Defined in:

lib/diagnostics/sample/controls/standard_deviation.rb

Overview

Source: en.wikipedia.org/wiki/Standard_deviation#Population_standard_deviation_of_grades_of_eight_students (Nathan Ladd, Wed 30 May 2018)

Class Method Summary

• .example ⇒ Object
• .frequency ⇒ Object
• .mean ⇒ Object
• .sum ⇒ Object

Class Method Details

.example ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 7

def self.example
  [2, 4, 4, 4, 5, 5, 7, 9]
end

.frequency ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 19

def self.frequency
  200
end

.mean ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 15

def self.mean
  5
end

.sum ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 11

def self.sum
  40
end