Exhibit 16-1.The following Excel scatterplot with the fitted quadratic regression equation illustrates the observed relationship between productivity and the number of hired workers. 
Refer to Exhibit 16.1.Assuming that the number of hired workers must be integer,what is the maximum productivity to achieve?
Definitions:
Initial Liking
The immediate positive reaction or attraction one feels towards someone they meet for the first time.
Close Relationships
Interpersonal relationships characterized by strong emotional bonds, intimacy, and enduring connections, such as those between family members, friends, or romantic partners.
Agreeableness
A personality trait characterized by warmth, friendliness, and a willingness to cooperate and get along with others.
Attachment Theory
A psychological model that describes the dynamics of long-term and short-term interpersonal relationships between humans, emphasizing the importance of early familial bonds on development and future relationships.
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