Sarah Is a Server at a Restaurant and Has Been

question 26

Essay

Sarah is a server at a restaurant and has been keeping track of the tips she receives.The smallest bill she received a tip for was $24.44,and the largest bill was $89.75.She used linear regression to model tips received (y)as a function of the restaurant bill (x).Using her data,she wrote a linear regression equation of y = 0.22x-0.27.Sarah would really like to get a $50 tip.Based on her linear regression equation,what would the restaurant bill have to be to lead to a $50 tip? Would this calculation be considered interpolation or extrapolation?

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Definitions:

Category Killer

A large retail store specializing in a particular product category, dominating the market and often driving smaller retailers out of business.

General Merchandise Store

Retail establishments offering a wide range of products from various categories including clothing, housewares, and groceries.

Value Outlet

A retail store that offers products at lower prices by reducing overhead costs and offering goods that provide value for money.

Focused Merchandise Stores

Retail outlets that specialize in a specific type of product or market niche, aimed at catering to specific customer needs.