TABLE 14-1
A manager of a product sales group believes the number of sales made by an employee (Y) depends on how many years that employee has been with the company (X₁) and how he/she scored on a business aptitude test (X₂) . A random sample of 8 employees provides the following: 
-Referring to Table 14-1, for these data, what is the estimated coefficient for the variable representing scores on the aptitude test, b₂?
Definitions:
Training Strategy
An overarching plan or approach designed to achieve training objectives and improve the performance of individuals or groups.
Training Needs
The specific learning requirements or gaps that training aims to address, improving the skills and knowledge of the workforce.
Incremental Revenue
The additional revenue generated from a new business strategy or activity compared to a base scenario.
Customer Information Software
A type of software designed to manage and analyze data related to customers, often used to support sales, marketing, and customer service activities.
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