First cut of analysis of 2015 RubyAU Developer Survey

output.txt

before_this_survey_were_you_previously_aware_of_ruby_australia_as_an_organisation
{"Yes"=>256, "No"=>48}

how_old_are_you
{"25 - 32"=>126,
 "33 - 38"=>93,
 "39 - 46"=>47,
 "19 - 24"=>17,
 "47 - 58"=>19,
 "12 - 18"=>1,
 "59 - 65"=>1}

whats_your_highest_level_of_education_completed
{"Bachelors"=>161,
 "High School"=>46,
 "TAFE"=>36,
 "Masters"=>46,
 "Other"=>10,
 "PhD"=>5}

what_is_your_australian_residency_status
{"Citizen"=>221,
 "Naturalised Citizen"=>7,
 "Temporary Resident"=>18,
 "Permanent Resident"=>49,
 "Other/prefer not to say"=>9}

which_state_or_territory_do_you_live_in
{"VIC"=>112, "NSW"=>101, "ACT"=>7, "QLD"=>34, "WA"=>23, "TAS"=>3, "SA"=>24}

what_is_your_current_state_of_employment
{"Employee, Full Time"=>207,
 "Director/Owner"=>26,
 "Self Employed, Contractor/Freelance"=>31,
 "Self Employed, Own Product"=>14,
 "Employee, Part Time"=>9,
 "Unemployed"=>10,
 "Student"=>6,
 "Other"=>1}

what_industry_is_your_employer_in
{"Internet & Telecom"=>47,
 "Real Estate"=>5,
 "Finance"=>10,
 "Business & Industrial"=>16,
 "News"=>2,
 "Arts & Entertainment"=>6,
 "Jobs & Education"=>10,
 "Food & Groceries"=>2,
 "Travel & Tourism"=>11,
 "Health"=>2,
 "Occasions & Gifts"=>1,
 "Computers & Consumer Electronics"=>7,
 "Apparel"=>3,
 "Retailers & General Merchandise"=>3,
 "Family & Community"=>2,
 "Home & Garden"=>1,
 "Hobbies & Leisure"=>1,
 "Sports & Fitness"=>1}

what_work_location_policy_do_you_work_under
{"Full time in office"=>40,
 "Usually in office, occasionally remote"=>56,
 "Full time remote"=>25,
 "Usually remote, occasionally in office"=>7,
 "Other"=>2}

is_your_employer_actively_hiring_ruby_developers_right_now
{"No"=>62, "Yes"=>68}

have_you_attended_a_rubyconf_or_railscamp_in_australia_in_the_last_2_years
{"RubyConf, RailsCamp"=>82, "RubyConf"=>64, "Neither"=>128, "RailsCamp"=>30}

gender
{"male"=>89, "female"=>7, "other"=>1}

survey.rb

# TODO:
# - [ ] put in a real git repo for ruby australia
# - [ ] get some review by survey people on validity of interpretation of some things
# - [ ] figure out if i can safely/anonymously share raw csv, or how to filter it
# - [ ] make mad professional pdf of report to launch at rubyconf
#
require 'csv'
require 'pp'

def column_values_by_count(rows, header_key)
  rows.each_with_object(Hash.new(0)) { |r, h| v=r[header_key].to_s; h[v] += 1 if v != "" }
end

def normalise_values_and_combine_counts(values_by_count, &normalise_function)
  values_by_count.each_with_object(Hash.new(0)) { |r, h| k,v=*r; nk=normalise_function.call(k); h[nk] += v }
end

rows = File.open('ruby_survey.csv', 'r') { |f| CSV.new(f.read, :headers => true, :header_converters => :symbol, :converters => :all) }.to_a.map(&:to_hash)

# Auto report!
auto_report_keys = [
  :before_this_survey_were_you_previously_aware_of_ruby_australia_as_an_organisation,
  :how_old_are_you,
  :whats_your_highest_level_of_education_completed,
  :what_is_your_australian_residency_status,
  :which_state_or_territory_do_you_live_in,
  :what_is_your_current_state_of_employment,
  :what_industry_is_your_employer_in,
  :what_work_location_policy_do_you_work_under,
  :is_your_employer_actively_hiring_ruby_developers_right_now,
  :have_you_attended_a_rubyconf_or_railscamp_in_australia_in_the_last_2_years
]
auto_report_keys.map { |k| puts k; pp column_values_by_count(rows, k); puts }

# Need Normalisation and/or care of interpretation
puts "gender"
gender_counts = normalise_values_and_combine_counts(column_values_by_count(rows, :whats_your_gender_identity)) do |k|
  case k
  when /female|woman|^f/i
    "female"
  when /male|mail|^m|bloke/i
    "male"
  else
    "other"
  end
end
pp gender_counts

# :what_country_are_you_from,
# :approximately_how_many_people_work_for_your_employer,
# :approximately_how_many_people_write_ruby_for_your_employer,
# :approximately_how_many_ruby_developers_has_your_employer_hired_in_the_past_12_months,
# :how_many_years_has_your_employer_been_in_business,
# :how_many_years_have_you_been_programming_with_ruby,
# :how_many_years_have_you_been_working_professionally_with_ruby,
# :what_is_your_pretax_income,