Consider the Following to Answer the Question(s) Below

question 23

Essay

Consider the following to answer the question(s) below:
A sales manager was interested in determining if there is a relationship between college GPA and sales performance among salespeople hired within the last year. A sample of recently hired salespeople was selected and the number of units each sold last month was recorded. Relevant data appear in the table below.
Below are the scatterplot, regression results, and residual plots for these data.
-Are the assumptions/conditions for regression and inference satisfied? Explain.

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Definitions:

Local Optimization

Local Optimization focuses on finding the best solution within a specific subset or vicinity of all possible solutions, rather than the absolute best solution across all sets.

Supply Chain

The connected network of individuals, organizations, resources, activities, and technology involved in the production and sale of a product or service.

Large Lots

Manufacturing or purchasing products in bulk quantities, often to achieve economies of scale and reduce per-unit costs.

Make-Or-Buy Decision

A strategic decision that businesses use to determine whether they should produce an item internally or buy it from an external supplier.