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Add teacher response rate

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rebuilt 2022-01-28 17:10:46 +01:00
parent 59865cd874
commit f30f359406
6 changed files with 174 additions and 67 deletions
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88
app/models/response_rate.rb Normal file
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@ -0,0 +1,88 @@
class ResponseRate
def initialize(subcategory:, school:, academic_year:)
@subcategory = subcategory
@school = school
@academic_year = academic_year
end
def student
@student_response_rate ||= begin
return 0 unless student_survey_item_count.positive?
average_responses_per_survey_item = student_response_count / student_survey_item_count
return 0 unless total_possible_student_responses.positive?
(average_responses_per_survey_item / total_possible_student_responses * 100).round
end
end
def teacher
@teacher_response_rate ||= begin
return 0 unless teacher_survey_item_count.positive?
average_responses_per_survey_item = teacher_response_count / teacher_survey_item_count
return 0 unless total_possible_teacher_responses.positive?
(average_responses_per_survey_item / total_possible_teacher_responses * 100).round
end
end
private
def total_possible_student_responses
@total_possible_student_responses ||= total_possible_responses do |responses|
responses.total_students
end
end
def total_possible_teacher_responses
@total_possible_teacher_responses ||= total_possible_responses do |responses|
responses.total_teachers
end
end
def total_possible_responses
total_responses = Respondent.where(school: @school, academic_year: @academic_year).first
return 0 unless total_responses.present?
yield total_responses
end
def student_response_count
@student_response_count ||= response_count do |measure|
next 0 unless measure.includes_student_survey_items?
SurveyItemResponse.student_responses_for_measure(measure, @school, @academic_year).count
end
end
def teacher_response_count
@teacher_response_count ||= response_count do |measure|
next 0 unless measure.includes_teacher_survey_items?
SurveyItemResponse.teacher_responses_for_measure(measure, @school, @academic_year).count
end
end
def response_count(&block)
@subcategory.measures.map(&block).sum
end
def student_survey_item_count
@student_survey_item_count ||= survey_item_count do |measure|
measure.student_survey_items.count
end
end
def teacher_survey_item_count
@teacher_survey_item_count ||= survey_item_count do |measure|
measure.teacher_survey_items.count
end
end
def survey_item_count(&block)
@subcategory.measures.map(&block).sum
end
end

15
app/models/survey_item_response.rb
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@ -16,21 +16,6 @@ class SurveyItemResponse < ActiveRecord::Base
end.average
end
def self.average_number_of_student_respondents(subcategory:, school:, academic_year:)
response_count = subcategory.measures.map do |measure|
next 0 unless measure.includes_student_survey_items?
SurveyItemResponse.student_responses_for_measure(measure, school, academic_year).count
end.sum
survey_item_count = subcategory.measures.map do |measure|
measure.student_survey_items.count
end.sum
return 0 unless survey_item_count.positive?
response_count / survey_item_count
end
def self.measures_with_sufficient_data(subcategory:, school:, academic_year:)
subcategory.measures.select do |measure|
sufficient_data?(measure: measure, school: school, academic_year: academic_year)

22
app/presenters/subcategory_presenter.rb
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@ -3,6 +3,7 @@ class SubcategoryPresenter
@subcategory = subcategory
@academic_year = academic_year
@school = school
@response_rate = ResponseRate.new(subcategory: @subcategory, school: @school, academic_year: @academic_year)
end
def id
@ -31,10 +32,11 @@ class SubcategoryPresenter
end
def student_response_rate
@student_response_rate ||= response_rate(type: :total_students) do
SurveyItemResponse.average_number_of_student_respondents(subcategory: @subcategory, school: @school,
academic_year: @academic_year)
end
@response_rate.student
end
def teacher_response_rate
@response_rate.teacher
end
def measure_presenters
@ -57,16 +59,4 @@ class SubcategoryPresenter
def measures
@measures ||= @subcategory.measures.includes([:admin_data_items]).order(:measure_id)
end
def response_rate(type:)
number_of_responses = yield
total_responses = Respondent.where(school: @school, academic_year: @academic_year).first
return 0 unless total_responses.present?
total_possible_responses = total_responses.send(type)
return 0 if number_of_responses.nil? || total_possible_responses == 0
(number_of_responses / total_possible_responses * 100).round
end
end

11
app/views/categories/_subcategory_section.html.erb
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@ -15,13 +15,10 @@
<p class="response-rate-percentage"><%= subcategory.student_response_rate %>%</p>
<p>of students responded</p>
</div>
<%# <div class="body-large mx-3 text-center response-rate"> %>
<%# <p class="response-rate-percentage"><%= subcategory.teacher_response_rate %1>%</p> %>
<%# <p>of teachers responded</p> %>
<%# <p> %>
<%# <%= subcategory.total_teachers %1> %>
<%# </p> %>
</%#>
<div class="body-large mx-3 text-center response-rate">
<p class="response-rate-percentage"><%= subcategory.teacher_response_rate %>%</p>
<p>of teachers responded</p>
</div>
</div>
</div>
</div>

76
spec/models/response_rate_spec.rb Normal file
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@ -0,0 +1,76 @@
require 'rails_helper'
describe ResponseRate, type: :model do
let(:school) { create(:school) }
let(:ay) { create(:academic_year) }
let(:survey_respondents) do
create(:respondent, school: school, total_students: SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD,
total_teachers: SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD, academic_year: ay)
end
describe '.student' do
let(:subcategory) { create(:subcategory) }
let(:sufficient_measure_1) { create(:measure, subcategory: subcategory) }
let(:sufficient_measure_2) { create(:measure, subcategory: subcategory) }
let(:insufficient_measure) { create(:measure, subcategory: subcategory) }
let(:sufficient_teacher_survey_item) { create(:teacher_survey_item, measure: sufficient_measure_1) }
let(:sufficient_student_survey_item_1) { create(:student_survey_item, measure: sufficient_measure_1) }
let(:insufficient_teacher_survey_item) { create(:teacher_survey_item, measure: insufficient_measure) }
let(:sufficient_student_survey_item_2) { create(:student_survey_item, measure: sufficient_measure_2) }
let(:insufficient_student_survey_item) { create(:student_survey_item, measure: insufficient_measure) }
before :each do
survey_respondents
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD, survey_item: sufficient_teacher_survey_item,
academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD, survey_item: sufficient_student_survey_item_1,
academic_year: ay, school: school, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD + 1, survey_item: sufficient_student_survey_item_2,
academic_year: ay, school: school, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD - 1,
survey_item: insufficient_teacher_survey_item, academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: insufficient_student_survey_item, academic_year: ay, school: school, likert_score: 1)
end
context 'when the average number of student responses per question in a subcategory is equal to the student response threshold' do
it 'returns 100 percent' do
expect(ResponseRate.new(subcategory: subcategory, school: school,
academic_year: ay).student).to eq 100
end
end
end
describe '.teacher' do
let(:subcategory) { create(:subcategory) }
let(:sufficient_measure_1) { create(:measure, subcategory: subcategory) }
let(:sufficient_measure_2) { create(:measure, subcategory: subcategory) }
let(:insufficient_measure) { create(:measure, subcategory: subcategory) }
let(:sufficient_teacher_survey_item_1) { create(:teacher_survey_item, measure: sufficient_measure_1) }
let(:sufficient_teacher_survey_item_2) { create(:teacher_survey_item, measure: sufficient_measure_1) }
let(:sufficient_student_survey_item_1) { create(:student_survey_item, measure: sufficient_measure_1) }
let(:insufficient_teacher_survey_item) { create(:teacher_survey_item, measure: insufficient_measure) }
let(:insufficient_student_survey_item) { create(:student_survey_item, measure: insufficient_measure) }
before :each do
survey_respondents
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD, survey_item: sufficient_teacher_survey_item_1,
academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD + 1, survey_item: sufficient_teacher_survey_item_2,
academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD, survey_item: sufficient_student_survey_item_1,
academic_year: ay, school: school, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD - 1,
survey_item: insufficient_teacher_survey_item, academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: insufficient_student_survey_item, academic_year: ay, school: school, likert_score: 1)
end
context 'when the average number of student responses per question in a subcategory is equal to the student response threshold' do
it 'returns 100 percent' do
expect(ResponseRate.new(subcategory: subcategory, school: school,
academic_year: ay).teacher).to eq 100
end
end
end
end

29
spec/models/survey_item_response_spec.rb
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@ -334,33 +334,4 @@ describe SurveyItemResponse, type: :model do
expect(SurveyItemResponse.responses_for_measure(measure: insufficient_measure, school: school, academic_year: ay)).to be nil
end
end
describe '.average_number_of_student_respondents' do
let(:subcategory) { create(:subcategory) }
let(:sufficient_measure_1) { create(:measure, subcategory: subcategory) }
let(:sufficient_measure_2) { create(:measure, subcategory: subcategory) }
let(:insufficient_measure) { create(:measure, subcategory: subcategory) }
let(:sufficient_teacher_survey_item) { create(:teacher_survey_item, measure: sufficient_measure_1) }
let(:sufficient_student_survey_item_1) { create(:student_survey_item, measure: sufficient_measure_1) }
let(:insufficient_teacher_survey_item) { create(:teacher_survey_item, measure: insufficient_measure) }
let(:sufficient_student_survey_item_2) { create(:student_survey_item, measure: sufficient_measure_2) }
let(:insufficient_student_survey_item) { create(:student_survey_item, measure: insufficient_measure) }
before :each do
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD, survey_item: sufficient_teacher_survey_item,
academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD, survey_item: sufficient_student_survey_item_1,
academic_year: ay, school: school, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD + 1, survey_item: sufficient_student_survey_item_2,
academic_year: ay, school: school, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD - 1,
survey_item: insufficient_teacher_survey_item, academic_year: ay, school: school, likert_score: 1)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: insufficient_student_survey_item, academic_year: ay, school: school, likert_score: 1)
end
it 'returns only responses in a measure that meets the low threshold' do
expect(SurveyItemResponse.average_number_of_student_respondents(subcategory: subcategory, school: school, academic_year: ay)).to eq SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD
end
end
end