An important source of external secondary data to a supermarket contemplating a 24-hour operation are sales by time of day (particularly during the opening and closing hours).

Name: An important source of external secondary data to a supermarket contemplating a 24-hour operation are sales by time of day (particularly during the opening and closing hours).
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Sales by time of day are internal data, as they are generated from the supermarket's own sales records, not from external sources.

An Important Source of External Secondary Data to a Supermarket