Exhibit 16-1

question 83

Multiple Choice

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.What is the percentage of variations in the productivity explained by the number of hired workers?

• A)85.69%
• B)0.7342%
• C)90.54%
• D)73.42%

---

Definitions:

Basal Ganglia

A group of structures in the brain involved in the control of voluntary motor movements, procedural learning, habit learning, eye movements, cognition, and emotion.

Limbic System

The Limbic System is a complex set of structures in the brain that deals with emotions and memory. It plays a key role in emotional responses and formation of memories.

Amygdala

A component of the brain's limbic system involved in emotion, particularly fear and pleasure.

Frontal Lobes

The part of the brain located at the front of each cerebral hemisphere, responsible for functions such as reasoning, problem-solving, judgment, impulse control, and social and emotional behavior.