class Qti::V1::Models::Numerics::MarginError
Public Class Methods
new(scoring_node)
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Calls superclass method
# File lib/qti/v1/models/numerics/margin_error.rb, line 6 def initialize(scoring_node) super(scoring_node) end
Public Instance Methods
scoring_data()
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# File lib/qti/v1/models/numerics/margin_error.rb, line 10 def scoring_data return unless valid? Struct.new( :id, :type, :value, :margin, :margin_type ).new( equal_node.attributes['respident']&.value, 'marginOfError', equal_node.content.to_f.to_s, margin, 'absolute' ) end
Private Instance Methods
content_consistent?()
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# File lib/qti/v1/models/numerics/margin_error.rb, line 41 def content_consistent? equal_node.content != gte_node.content && equal_node.content != lte_node.content end
margin()
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# File lib/qti/v1/models/numerics/margin_error.rb, line 29 def margin (equal_node.content.to_f - gte_node.content.to_f).to_s end
node_complete?()
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# File lib/qti/v1/models/numerics/margin_error.rb, line 37 def node_complete? (equal_node && gte_node && lte_node).present? end
valid?()
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# File lib/qti/v1/models/numerics/margin_error.rb, line 33 def valid? node_complete? && content_consistent? end