Correlation

Correlation Between Advertising and Market Share for Breakfast Cereals (Chicago, 1991-92)

In the market for breakfast cereals, a brand's share of the market is not strongly influenced by its price. Instead, data from Chicago during 1991-1992 shows a clear positive correlation between a brand's market share and its advertising expenditure, indicating that the brands that spent the most on advertising also held the highest market shares.

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Updated 2026-05-02

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