question 19

True/False

$$\text { The sample mean difference } \bar { d } \text { is equal to the difference of the sample means } \bar { x } _ { 1 } - \bar { x } _ { 2 } \text {. }$$

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Definitions:

Cribriform Plate

A portion of the ethmoid bone with numerous small holes that provide passage for the olfactory nerve fibers from the nasal cavity to the brain.

Olfactory Nerve

The first cranial nerve, responsible for the sense of smell, transmitting sensory information from the nose to the brain.

Glossopharyngeal

Relating to the ninth cranial nerve, which is involved in taste sensation and swallowing.

Vestibulocochlear

Relates to the vestibulocochlear nerve, the eighth cranial nerve, responsible for hearing and balance.