{ "key_pair_value_system": true, "answer_rating_count": "", "question_feedback_html": { "html_star": "", "html_star_feedback": "" }, "answer_average_rating_value": "", "answer_date_js": "2024-05-19T09:14:11-04:00", "answer_date": "2024-05-19 09:14:11", "is_docs_available": "", "is_excel_available": "", "is_pdf_available": "", "count_file_available": 0, "main_page": "student_question_view", "question_id": "1319835", "url": "\/study-help\/questions\/awhy-might-the-researcher-have-chosen-to-perform-an-observational-1319835", "question_creation_date_js": "2024-05-19T09:14:11-04:00", "question_creation_date": "May 19, 2024 09:14 AM", "meta_title": "[Solved] (a)Why might the researcher have chosen t | SolutionInn", "meta_description": "Answer of - (a)Why might the researcher have chosen to perform an observational study (by conducting a survey) and not a randomize | SolutionInn", "meta_keywords": "researcher,chosen,perform,observational,study,conducting,survey,randomized,experiment,assigning,participants,corrective", "question_title_h1": "(a)Why might the researcher have chosen to perform an observational study (by conducting a survey) and not a randomized experiment (by assigning participants to either", "question_title": "(a)Why might the researcher have chosen to perform an observational study (by", "question_title_for_js_snippet": "(a)Why might the researcher have chosen to perform an observational study (by conducting a survey) and not a randomized experiment (by assigning participants to either the corrective lenses or no corrective lenses group at random) Choose the best answer from the choices below A randomized experiment should never be performed when it is possible to perform an observational study When groups are randomly assigned, the researcher cannot control the types of participants in each group, making the results of a randomized experiment unreliable For a randomized experiment to be performed, the researcher would have to randomly assign participants to either the corrective lenses group or the no corrective lenses group But whether or not a person needs to wear corrective lenses is out of the researcher's control For a randomized experiment to be performed, the researcher must ask people in the population to volunteer to take part This would mean that there would not be any chance to include people who wear corrective lenses in the sample", "question_description": "(a)Why might the researcher have chosen to perform an observational study (by conducting a survey) and not a randomized experiment (by assigning participants to either the corrective lenses or no corrective lenses group at random)? Choose the best answer from the choices below. A randomized experiment should never be performed when it is possible to perform an observational study. When groups are randomly assigned, the researcher cannot control the types of participants in each group, making the results of a randomized experiment unreliable. For a randomized experiment to be performed, the researcher would have to randomly assign participants to either the corrective lenses group or the no corrective lenses group. But whether or not a person needs to wear corrective lenses is out of the researcher's control. For a randomized experiment to be performed, the researcher must ask people in the population to volunteer to take part. This would mean that there would not be any chance to include people who wear corrective lenses in the sample", "transcribed_text": "", "related_book": { "title": "Managerial Accounting Tools for business decision making", "isbn": "470506954, 471345881, 978-0470506950, 9780471345886, 978-0470477144", "edition": "5th edition", "authors": "Jerry J. Weygandt, Paul D. Kimmel, Donald E. Kieso", "cover_image": "https:\/\/dsd5zvtm8ll6.cloudfront.net\/si.question.images\/book_images\/144.jpg", "uri": "\/textbooks\/managerial-accounting-tools-for-business-decision-making-5th-edition-144", "see_more_uri": "" }, "free_related_book": { "isbn": "3319166425", "uri": "\/textbooks\/multidimensional-periodic-schr-dinger-operator-perturbation-theory-and-applications-1st-edition-9783319166421-9783319166438", "name": "Multidimensional Periodic Schr\u00f6dinger Operator Perturbation Theory And Applications", "edition": "1st Edition" }, "question_posted": "2024-05-19 09:14:11", "see_more_questions_link": "\/study-help\/questions\/sciences-chemistry-2023-March-09", "step_by_step_answer": "The Answer is in the image, click to view ...", "students_also_viewed": [ { "url": "\/study-help\/questions\/why-might-the-researcher-have-chosen-to-perform-an-observational-1312690", "description": "Why might the researcher have chosen to perform an observational study (by conducting a survey) and not a randomized experiment (by assigning participants to either the corrective lenses or no...", "stars": 0 }, { "url": "\/study-help\/questions\/descriptive-statistics-identifying-confounders-and-ways-to-eliminate-them-2650278", "description": "_ DESCRIPTIVE STATISTICS Identifying confounders and ways to eliminate them in an... 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