Drug Store News (September 2002) provided data on annual pharmacy sales for the leading pharmacy retailers in the United States. The following data are annual sales in millions.

a. Show a stem-and-leaf display.
b. Identify the annual sales levels for the smallest, medium, and largest drug retailers.
c. What are the two largest drug retailers?

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Retaller dll Sales Retaller Sales Ahold USA 1700 Cvs Eckerd Kmart Kroger 12700 7739 1863 3400 Medicine Shoppe 1757 Rite-Aid Safeway Walgreens Wal-Mart 8637 2150 11660 7250