session 6.pptx - Objective of the session \u2022 Survey Method \u2022 Advantages and Disadvantages of Survey method \u2022 Classification of Survey Method \u2022

session 6.pptx - Objective of the session u2022 Survey...

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Objective of the sessionSurvey MethodAdvantages and Disadvantages of Survey methodClassification of Survey MethodCriteria for Evaluating Survey MethodsComparative Evaluations of Survey MethodsBasic of Observational MethodClassification of Observation MethodAdvantages and Disadvantages of Observation Method
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Survey MethodSurvey: A structured questionnaire given to a sample of a population and designed to elicit specific information from respondents.Structure refers to the degree of standardization imposed on the data collection processStructured data collection: Use of a formal questionnaire that presents questions in a prearranged order.Fixed alternative questions: Questions that require respondents to choose from a set of predetermined answers.
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Advantages of Survey MethodSimple to administerReliable dataCoding, Analysis and Interpretation are easy
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Disadvantages of Survey MethodRespondents may be unable or unwilling to give desired information.Structured questions and fixed options alternatives may results in loss of validity for certain types of data such as beliefs and feelings.Wording questions properly is not easy.
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A Classification of Survey Methods
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Criteria for Evaluating Survey MethodsTASK FACTORSDiversity of Questions and Flexibility of Data CollectionThe flexibility of data collection is determined primarily by the extent to which the respondent can interact with the interviewer and the survey questionnaire. The diversity of questions that can be asked in a survey depends upon the degree of interaction the respondent has with the interviewer and the questionnaire, as well as the ability to actually see the questions.Use of Physical StimuliThe ability to use physical stimuli such as the product, a product prototype, commercials, or promotional displays during the interview.
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Criteria for Evaluating Survey MethodsSample ControlSample control is the ability of the survey mode to reach the units specified in the sample effectively and efficiently.Quantity of DataThe ability to collect large amounts of data.Response RateSurvey response rate is broadly defined as the percentage of the total attempted interviews that are completed.
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Random Digit Directory Designs
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Criteria for Evaluating Survey MethodsSITUATIONAL FACTORSControl of the Data Collection EnvironmentThe degree of control a researcher has over the environment in which the respondent answers the questionnaire.Control of Field ForceThe ability to control the interviewers and supervisors involved in data collection.
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Criteria for Evaluating Survey MethodsPotential for Interviewer BiasThe extent of the interviewer's role determines the potential for bias.
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