Jon Jensen
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b420729e61
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quiz item analysis generation, closes CNVS-3421
report generator to do quiz item analysis
usage:
quiz = Quiz.find(<id>)
summary = QuizStatistics::ItemAnalysis::Summary.new(quiz)
summary.each do |item|
puts item.question_text
puts "respondents: #{item.num_respondents}"
puts "correct: #{item.num_respondents(:correct)}"
puts "standard deviation: #{item.standard_deviation}"
...
puts "----------------"
end
test plan:
N/A, see specs
Change-Id: Id36e4ef404af089f526cf9243a14d42eb52064a6
Reviewed-on: https://gerrit.instructure.com/18494
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Joe Tanner <joe@instructure.com>
Product-Review: Jon Jensen <jon@instructure.com>
QA-Review: Jon Jensen <jon@instructure.com>
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2013-04-23 15:50:36 +00:00 |