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

Extended by:

Values

Included in:

Result, Result::Digest, 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

Instance Method Summary

• #count ⇒ Object
• #frequency ⇒ Object
• #mean ⇒ Object
• #sum ⇒ Object
• #values ⇒ Object

Class Method Details

.example ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 9

def self.example
  values
end

Instance Method Details

#count ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 17

def count
  values.count
end

#frequency ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 29

def frequency
  200
end

#mean ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 25

def mean
  5
end

#sum ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 21

def sum
  40
end

#values ⇒ Object

# File 'lib/diagnostics/sample/controls/standard_deviation.rb', line 13

def values
  [2, 4, 4, 4, 5, 5, 7, 9]
end