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Question: 1the ua record app can provide personalised advices to a...

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1.The UA record app can provide personalised advices to a specific user by collecting and analysing personal data. Please list one example for each of the following data types, categorical, ordinal and numerical, in the context of the case study.  [5 marks]

 2.       The UA Record app collects the data from a lot of users, and thereby the backend system can do trend analysis over these data. However, the data could be collected through different versions of different devices and apps, in different countries, at real time by sensors or manually. What kind of data quality issues do you think there could exist? Please list at least three different data quality issues and briefly explain them.  [5 marks]

 

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