Exhibit 10-3 A Statistics Teacher Wants to See If There Is Any

question 51

Multiple Choice

Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
-Refer to Exhibit 10-3. The p-value for the difference between the two population means is

• A).0013
• B).0026
• C).4987
• D).9987

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Definitions:

Forebrain

The anterior part of the brain, including the cerebral hemispheres, the thalamus, and the hypothalamus, responsible for a variety of functions including cognition, sensory processing, and motor responses.

Neocortex

The most evolved part of the cerebral cortex that involves higher functions such as sensory perception, generation of motor commands, spatial reasoning, conscious thought, and in humans, language.

Gray Matter

The darker part of the brain and spinal cord consisting mainly of neuronal cell bodies, dendrites, and unmyelinated axons, and is involved in processing information.

White Matter

White matter refers to the pale-colored part of the central nervous system that consists mostly of myelinated nerve fibers and serves to transmit signals within the brain.