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use zscore for all averages

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This commit is contained in:
Jared Cosulich 2018-02-24 11:01:45 -05:00
parent 52026544bd
commit d655ab7430
2 changed files with 6 additions and 4 deletions
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7
app/models/school_category.rb
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@ -26,7 +26,10 @@ class SchoolCategory < ApplicationRecord
return {
attempt_count: attempt_data.attempt_count || 0,
response_count: attempt_data.response_count || 0,
answer_index_total: attempt_data.answer_index_total || 0
answer_index_total: attempt_data.answer_index_total || 0,
zscore: attempt_data.answer_index_total.nil? ?
zscore :
attempt_data.answer_index_total.to_f / attempt_data.response_count.to_f - 3.to_f
}
end
@ -54,7 +57,7 @@ class SchoolCategory < ApplicationRecord
answer_index_total:
_aggregated_responses[:answer_index_total] +
child_school_categories.inject(0) { |total, csc| total + csc.answer_index_total },
zscore: average_zscore.present? ? average_zscore : zscore
zscore: average_zscore.present? ? average_zscore : _aggregated_responses[:zscore]
}
end

3
app/views/school_categories/_indicator.html.haml
View file

@ -1,7 +1,6 @@
- likert = info.answer_index_average
- zscore = info.zscore.present? ? info.zscore + 3 : nil
- if zscore.present?
- likert = info.answer_index_average.nan? ? zscore : (info.answer_index_average + zscore) / 2
- likert = zscore if zscore.present?
- likert = likert.round(1)
- return if likert.nan?