1. Name two methods for recording sales history?

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1. What is a popularity index?

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1. What is the value of the popularity index?

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1. Once numbers have been forecasted for a future period what types of things/events can cause a manager to revise the initial forecast?

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1. What would portion sales be for fish and chips if the total sales for all menu items is 260 and fish and chips has a popularity index of 5%?

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