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LO1 3.4 - Coggle Diagram
LO1 3.4
questionnaires/surveys
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disadvantages
if questionnaire/survey online , people need the technology to be able to complete it.
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emails
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disadvantages
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if the fields or data types are not exactly the same as the fields being used for anaylsis/manipulation , the data collected may be worthless
sensors
advantages
once set up, do not need intervention as the data collected can be sent electronically.
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disadvantages
the positioning of sensors needs to be carefully considered as incorrect placing could result in worthless data being collected
sensors may stop working , for example if there was a power cut.
interviewers
advantages
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a rapport can develop between the interviewer and the intereviewee that may result in questions being answered honestly.
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consumer panels
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disadvantages
if products need to be provided to he panel, the cost may be high in terms of the actual product and delivery to members of the panel.
if there isn't a range of people on the panel the feedback may be biased towards one specific type of person.
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statistical reports
advantages
if a trusted source is used, then the statistics are ready available, cover a arrange of topics and are reliable.
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loyalty schemes
advantages
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the data collected each time a customer uses their loyalty card can provide information on the habits of the customer.
disadvantages
some people feel that the data collected about them by using loyalty scheme can be an invasion of privacy.
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