Загрузка данных
По результатам социологического исследования ответы респондентов на определенный вопрос анкеты представлены в виде выборки:
{A/B_tester; Computer_scientist; Computer_scientist; NA; User_experience_designer; Computer_scientist; Computer_scientist; Computer_scientist; Security_engineer; User_experience_designer; Test_engineer; NA; Network_administrator; User_experience_designer; NA; A/B_tester; A/B_tester; A/B_tester; Test_engineer; Test_engineer; Test_engineer; Test_engineer; User_experience_designer; A/B_tester; Computer_scientist; A/B_tester; NA; Computer_scientist; Security_engineer; A/B_tester; Security_engineer; NA; User_experience_designer; Test_engineer; A/B_tester; A/B_tester; Network_administrator; NA; User_experience_designer; NA; Test_engineer; Security_engineer; Computer_scientist; A/B_tester; Test_engineer; A/B_tester; Security_engineer; Test_engineer; Network_administrator; Computer_scientist; Security_engineer; Test_engineer; NA; Network_administrator; User_experience_designer; Computer_scientist; User_experience_designer; Computer_scientist; Test_engineer; Test_engineer; User_experience_designer; Network_administrator; User_experience_designer; User_experience_designer; Computer_scientist; User_experience_designer; NA; Network_administrator; Computer_scientist; A/B_tester; Security_engineer; A/B_tester; NA; Network_administrator; A/B_tester; Network_administrator; Network_administrator; User_experience_designer; Test_engineer; Test_engineer; User_experience_designer; Computer_scientist; NA; NA; Computer_scientist; A/B_tester; A/B_tester; Test_engineer; A/B_tester; A/B_tester; Computer_scientist; NA; Network_administrator; Security_engineer; NA; NA; Security_engineer; Computer_scientist; Computer_scientist; A/B_tester; NA; A/B_tester; Network_administrator; User_experience_designer; Security_engineer; Computer_scientist; Test_engineer; Security_engineer; Security_engineer; User_experience_designer; Computer_scientist; Test_engineer; User_experience_designer; NA; Security_engineer; Computer_scientist; Network_administrator; NA; NA; Computer_scientist; Security_engineer; Network_administrator; Network_administrator; NA; User_experience_designer; Security_engineer; User_experience_designer; NA; Computer_scientist; Network_administrator; Test_engineer; NA; NA; A/B_tester; Security_engineer; NA; Network_administrator; Computer_scientist; Computer_scientist; Network_administrator; Network_administrator; Security_engineer; Network_administrator; Network_administrator; NA; Computer_scientist; Computer_scientist; Security_engineer; User_experience_designer; Security_engineer; User_experience_designer; NA; Computer_scientist; Computer_scientist; User_experience_designer; User_experience_designer; Security_engineer; User_experience_designer; Computer_scientist; A/B_tester; A/B_tester; Computer_scientist; Test_engineer; Security_engineer; User_experience_designer; Security_engineer; Security_engineer; A/B_tester; User_experience_designer; A/B_tester; NA; Network_administrator; Network_administrator; A/B_tester; User_experience_designer; Test_engineer; User_experience_designer; Network_administrator; Security_engineer; A/B_tester; User_experience_designer; Test_engineer; Network_administrator; A/B_tester; Network_administrator; A/B_tester; Computer_scientist; Computer_scientist; Computer_scientist; User_experience_designer; A/B_tester; User_experience_designer; User_experience_designer; Computer_scientist; User_experience_designer; User_experience_designer; Security_engineer; Network_administrator; Security_engineer; NA; Computer_scientist; A/B_tester; Computer_scientist; A/B_tester; Security_engineer; A/B_tester; Computer_scientist; A/B_tester; Network_administrator; Security_engineer; Test_engineer; Test_engineer; A/B_tester; Computer_scientist; User_experience_designer; User_experience_designer; NA; Security_engineer; Security_engineer; NA; A/B_tester; Computer_scientist; User_experience_designer; Computer_scientist; Test_engineer; Test_engineer; Test_engineer; NA; User_experience_designer; Test_engineer; A/B_tester; NA; A/B_tester; NA; Network_administrator; Network_administrator; User_experience_designer; User_experience_designer; User_experience_designer; Network_administrator; Security_engineer; A/B_tester; A/B_tester; A/B_tester; Security_engineer; Computer_scientist; NA; NA; Network_administrator; Network_administrator; NA; A/B_tester; Network_administrator; NA; Computer_scientist; A/B_tester; Network_administrator; Security_engineer; A/B_tester; Computer_scientist; Test_engineer; A/B_tester; Security_engineer; Computer_scientist; Network_administrator; Computer_scientist; A/B_tester; A/B_tester; User_experience_designer; NA; Test_engineer; Computer_scientist; User_experience_designer; User_experience_designer; NA; A/B_tester; Test_engineer; User_experience_designer; Network_administrator; Computer_scientist; Computer_scientist; Network_administrator; Test_engineer; NA; A/B_tester; A/B_tester; Security_engineer; Test_engineer; A/B_tester; A/B_tester; User_experience_designer; NA; Network_administrator; Network_administrator; NA; Test_engineer; Test_engineer; Network_administrator; Test_engineer; Security_engineer; Network_administrator; NA; Computer_scientist; Security_engineer; Test_engineer; NA; Computer_scientist; NA; NA; Security_engineer; Network_administrator; Test_engineer; Security_engineer; Test_engineer; NA; Security_engineer; Security_engineer; Test_engineer; A/B_tester; A/B_tester; NA; User_experience_designer; Test_engineer; Computer_scientist; User_experience_designer; NA; NA; User_experience_designer; A/B_tester; NA; Security_engineer; Security_engineer; Test_engineer; NA; Network_administrator; A/B_tester; NA; Test_engineer; Network_administrator; Network_administrator; User_experience_designer; Computer_scientist; A/B_tester; Network_administrator; Test_engineer; Test_engineer; A/B_tester; Security_engineer; Test_engineer; Security_engineer; Network_administrator; Security_engineer; Security_engineer; Test_engineer; Security_engineer; User_experience_designer; Test_engineer; Network_administrator; Network_administrator; NA; Network_administrator; Security_engineer; Computer_scientist; NA; A/B_tester; Network_administrator; Computer_scientist; Test_engineer; User_experience_designer; NA; NA; Network_administrator; Security_engineer; Network_administrator; User_experience_designer; User_experience_designer; Network_administrator; Computer_scientist; Network_administrator; Security_engineer; Network_administrator; A/B_tester; Computer_scientist; NA; User_experience_designer; Test_engineer; Network_administrator; Test_engineer; Computer_scientist; Computer_scientist; Test_engineer; NA; Network_administrator; User_experience_designer; Network_administrator; Computer_scientist; A/B_tester; Security_engineer; NA; User_experience_designer; Test_engineer; Security_engineer; A/B_tester; Network_administrator; A/B_tester; NA; Test_engineer; Test_engineer; NA; Network_administrator; Computer_scientist; Security_engineer; NA; Test_engineer; User_experience_designer; Computer_scientist; User_experience_designer; Security_engineer; Test_engineer; Computer_scientist; User_experience_designer; A/B_tester; Security_engineer; NA; NA; NA; NA; A/B_tester; Computer_scientist; A/B_tester; Security_engineer; Network_administrator; Network_administrator; Computer_scientist; NA; User_experience_designer; Network_administrator; NA; A/B_tester; Test_engineer; A/B_tester; NA; NA; Network_administrator; Test_engineer; Computer_scientist; Security_engineer; A/B_tester; A/B_tester; User_experience_designer; NA; User_experience_designer; User_experience_designer; Security_engineer; A/B_tester; User_experience_designer; A/B_tester; A/B_tester; NA; Security_engineer; User_experience_designer; Security_engineer; Network_administrator; Security_engineer; Network_administrator; Network_administrator; Security_engineer; A/B_tester; Test_engineer; Test_engineer; Security_engineer; Computer_scientist; NA; A/B_tester; NA; Computer_scientist; Security_engineer; Test_engineer; Test_engineer; Network_administrator; Network_administrator; Computer_scientist; Network_administrator; NA; Computer_scientist; Security_engineer; NA; NA; User_experience_designer; Network_administrator; User_experience_designer; A/B_tester; A/B_tester; Computer_scientist; NA; Network_administrator; NA; A/B_tester; A/B_tester; Security_engineer; User_experience_designer; NA; NA; Security_engineer; Security_engineer; A/B_tester; Test_engineer; Test_engineer; Security_engineer; NA; Security_engineer; A/B_tester; Security_engineer; User_experience_designer; Security_engineer; A/B_tester; User_experience_designer; NA; A/B_tester; Computer_scientist; Network_administrator; A/B_tester; NA; Security_engineer; Computer_scientist; A/B_tester; Network_administrator; Security_engineer; Test_engineer; Security_engineer; User_experience_designer; A/B_tester; Test_engineer; Network_administrator; NA; Security_engineer; Computer_scientist; NA; User_experience_designer; Network_administrator; A/B_tester; Computer_scientist; Test_engineer; NA; Security_engineer; Test_engineer; User_experience_designer; User_experience_designer; A/B_tester; A/B_tester; Network_administrator; Security_engineer; NA; Security_engineer; A/B_tester; Network_administrator; Computer_scientist; A/B_tester; Test_engineer; Network_administrator; Security_engineer; NA; NA; User_experience_designer; User_experience_designer; Computer_scientist; User_experience_designer; User_experience_designer; A/B_tester; NA; Test_engineer; Computer_scientist; Security_engineer; Test_engineer; A/B_tester; Computer_scientist; User_experience_designer; User_experience_designer; Computer_scientist; Computer_scientist; Network_administrator; Test_engineer; Computer_scientist; NA; Security_engineer; Network_administrator; Security_engineer; Network_administrator; User_experience_designer; Security_engineer; Security_engineer; A/B_tester; Network_administrator; User_experience_designer; Computer_scientist; NA; Network_administrator; NA; Test_engineer; Security_engineer; A/B_tester; A/B_tester; NA; Security_engineer; Computer_scientist; A/B_tester; Security_engineer; User_experience_designer; Computer_scientist; Computer_scientist; Security_engineer; Network_administrator; Computer_scientist; Test_engineer; Computer_scientist; Security_engineer; NA; NA; Test_engineer; Network_administrator; Security_engineer; A/B_tester; A/B_tester; Test_engineer; Security_engineer; NA; Network_administrator; NA; Network_administrator; Network_administrator; NA; Security_engineer; User_experience_designer}.
Используя Excel и/или R(RStudio), очистите выборку от пропусков, обозначенных как "NA", и на уровне значимости 0.05 проверьте критерием согласия (Хи-квадрат критерием Пирсона) гипотезу о равновероятном распределении ответов респондентов с помощью критической области. По результатам исследования заполните следующую форму:
п. Балл Задание Ответ
1. 2 Количество степеней свободы Ответ для координаты 1
2. 2 Наблюдаемое значение хи-квадрат Ответ для координаты 2
3. 2* Критическое значение статистики хи-квадрат Ответ для координаты 3
4. 2* Имеются ли основания отвергнуть гипотезу о равновероятном распределении ответов респондентов на заданном уровне значимости?