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  3. Questions 24-30:[img]2016m3s/ct_eyyjsaz2011c_eyyjsad_0622_20163[/img]Survey Co

Questions 24-30:[img]2016m3s/ct_eyyjsaz2011c_eyyjsad_0622_20163[/img]Survey Co

游客2023-10-13  30
问题 Questions 24-30:

Survey Content Questions can ask about: opinions and attitudes
                                 factual characteristics or behaviour
Questions can be open-ended or【D8】______
Questions can be from 5 minutes to 1 hour + long
Survey can be a【D9】______- interviewees
      can be questioned on 2 or more occasions
Ethics Results must not be used commercially
      Individuals should not be mentioned
      Results should be in【D10】______
      ie: statistical tables or charts [br]
选项
答案 Low in cost / Cheap
解析
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