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CS Professional · Artificial Intelligence, Data Analytics and Cyber Security - Laws and Practice · Data Analytics and Law

A Mumbai retailer analyses last quarter's sales records to find out why sales of winter wear fell in the western region. Which type of analytics is this?

This is diagnostic analytics. It examines historical data to explain why an outcome occurred, here the fall in winter wear sales. Descriptive analytics merely summarises what happened, while predictive and prescriptive analytics look forward to forecasts and recommended actions.

  1. APredictive analytics
  2. BDescriptive analytics
  3. CDiagnostic analyticsCorrect
  4. DPrescriptive analytics

Explanation

Diagnostic analytics asks 'why did it happen' by examining historical data to find causes. Descriptive analytics only summarises what happened, predictive forecasts what may happen, and prescriptive recommends actions. Here the retailer is seeking the reason for a fall, so it is diagnostic.

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