Consider the Following to Answer the Question(s) Below

question 7

Multiple Choice

Consider the following to answer the question(s) below:
A study was recently performed by the Canada Revenue Agency to determine how much tip income waiters and waitresses would make based on the size of the bill at the table. A random sample of bills and resulting tips was collected. These data and regression results are as follows:

-In testing the null hypothesis that the correlation coefficient, ρ, equals 0, the correct value of the test statistic is

• A) 7.5634
• B) 5.1702
• C) 6.7452
• D) 2.3156
• E) 3.4891

---

Definitions:

Dopamine

A neurotransmitter involved in controlling the brain's reward and pleasure centers, as well as regulating movement and emotional responses.

Frontal Cortex

The part of the brain located in the front of the head, responsible for decision making, problem solving, and controlling behavior.

Stimulants

Substances that increase activity in the central nervous system or body, often enhancing alertness and energy.

Physical Addiction

A condition in which the body becomes dependent on a substance, leading to withdrawal symptoms when the substance is not taken.