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1. Advantages
With high efficiency, objectivity and not limited by the number of people, scope, not only can save manpower, material resources, financial resources and time, but also in a short period of time to investigate a lot of people
2, disadvantages
The responses of respondents were limited, easy to be misunderstood, and the recovery rate and efficiency were low

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1. If you were the researcher who wrote this questionnaire, which answers would be the most useful for you: version 1, 2 or 3? Why?

2. Which version is the easiest for the participant to answer: version 1, 2 or 3? Why?

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1. This will make the participants feel comfortable. Therefore, they are more willing to participate in the questionnaire survey.
At the same time, it also avoids some disputes on privacy rights of participants after the questionnaire survey.
2. Ethical aspect  includes
The research topic / aim
Time to complete
How participants’ information will be used
Right to anonymity/privacy
Right to withdraw/skip questions

Informed consent

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1 multiple choice
2 comment box
3 ranking
4 likert scale
5 dichotomous

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1. Multiple choice
2. Ranking
3. Likert Scale
4. Comment box
5. Dichotomous

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Questionnaire participant:
People who participate in surveys and answer questions on surveys.
Questionnaire researcher:
People who create and distribute surveys.

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1 Multiple choice
2 Ranking
3 Likert scale
4 Comment box
5 Dichotomous

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1, Multiple Choice
2, Ranking
3, Likert scale
4, Comment box
5, Dichotomous

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1.  Demographics
2.   Income /Nationality/ Level of education / Religion/ Sexual orientation

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1 multiple choice
2 ranking
3 liker scale
4 comment box
5 dichotomous

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Questionnaire participants: Responsible for answering questions and providing data for research. Questionnaire researcher: ask questions needed by the research, and collect and sort out data.

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1.Version 1:Could get more details about the answer and get the most real feeling from questionnaires participant.
2.Version 2：Participant can only choose one ,it is the version which their spent least time.

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participant:
People who need to answer questions and according their lives to provide some information for questionnaire researchers.

researcher:
People who think of some questions for their questionnaire and would like to get some information for their research.

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Open questions do not limit answers, close questions limit answers,
questionnaire uses closed questions

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1.identity information
2.Occupation, marital status, income, degree of education

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Open questions don't limit the respondents' thoughts, and they can get more real ideas. The problem of closure is fixed and unified.
Questionnaire uses closed questions

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Advantage: Questionnaires are the fastest and most efficient method you can collect large amounts of data. It allows you to do it online and anonymously, which does not cause stress for invitees.

Disadvantage: Compared with other methods, the results obtained by the questionnaire may not be detailed, and you cannot be 100% sure about the accuracy of the results.

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demographics
Collect and analyze characteristics about human cohorts
●Income

● Nationality

● Level of education

● Religion

● Sexual orientation

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1. For researcher, the third version is the most useful, because it gives an intuitive view of the results. And the choice is not unique. So it has all the elements that consumers are worried about.
2.The third version should be easier for the person doing the questionnaire.Because they can select it directly instead of typing in text. At the same time, there is no need to choose between those which is more concerned and which is most concerned.

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participants answer the questionnaire and provide the data
researcher design the questionnaire, then collect and analyse the data

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Advantages: 1. Wide spread range. Can be transmitted to many people through the network. Disadvantages: 1. The problem is not flexible enough. May not reflect the inner thoughts of the interviewee.

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1.Let the participants know more details about thequestionnaire.
2.The research topic / aim,Time to complete,How participants’

information will be used,Right to anonymity/privacy,Right to withdraw/skip

questions,Informed consent

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A: Open-ended questions: questions with A variety of answers that can be easily answered by the other side; Closed: the answer is limited, the other side of the answer is not many questions.

B: There are many closed questions, because IN the questionnaire, I will limit the answers to the questions in the range I hope to ensure the accuracy of the results

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The answers for closed questions are restricted, and can get results quickly.
The answers for opened questions are unrestricted, but can get more indepth information.

Closed questions are more common. Because questionnaires are generally quantitative.

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Open questions is which with Unrestricted answers,Closed questions is which with Restricted answers.Closed questions are more common in questionnaires.

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1. The third kind is the best. Because it has the most comprehensive data. And a clear data chart is given. 2. The third kind is better for the questioner. Because you can choose what you want directly.

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A:
open questions: There are no restrictions on the content of the answers. The questions form like what, how,why.
closed questions: Questions come with preset answers that the responder does not need to expand, such as multiple choice, true or false, yes or no.

B:
closed questions
Because researcher can get clear answers, it is also easier to collect.

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1. The vision 1 include more detail than the other vison , you can see most accurate answer in vision 1
2. For the participants ,vision 2 will be the easiest, cause the choices have include most possible answers and it will be easy to choose

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questionnaire participant
participate in question and provide research answers
questionnaire research
Conduct a questionnaire survey. By interviewing respondents, asking a series of questionnaire questions, and then compiling the questionnaire

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1. Version 3.  Because it collects the most comprehensive data.
2. V1. Because participants can say whatever they want.

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1. Demographics
2. ● Income ● Nationality ● Level of education ● Religion ● Sexual orientation

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1.These tips make people more receptive and it will help others feel less pressured to answer the questions
2The simple requirements and prompts of the questionnaire allow people to freely choose whether to answer or not.Tell them the topic of this research, time , where the answers will be used.