Exhibit 18-7
USE THE FOLLOWING INFORMATION FOR THE NEXT PROBLEM(S) $R_{TI} 0.18$

question 4

Multiple Choice

Exhibit 18-7
USE THE FOLLOWING INFORMATION FOR THE NEXT PROBLEM(S)
Given the following information evaluate the performance of Tyler Incorporated (TI) . $R_{TI} 0.18$ $\quad$ $\quad$ $B_{TI}=1.06$ $\quad$ $\quad$ $\mathrm{R}_{\mathrm{f}}=0.06$ $\quad$ $\quad$ $\mathrm{R}_{\mathrm{m}}=0.11$
-Refer to Exhibit 18-7. Calculate TI's selectivity.

• A) 0.0113
• B) 0.1200
• C) 0.0687
• D) 0.0530
• E) 0.0696

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Definitions:

Medulla

Part of the brainstem involved in regulating vital body functions such as heart rate, breathing, and blood pressure.

Reticular Formation

A network of neurons located in the brainstem that is involved in regulating wakefulness and sleep cycles.

EEG Recording

A technique that records the electrical activity of the brain using electrodes placed on the scalp.

Alpha Rhythm

A pattern of regular pulses, between 8 and 12 per second, visible in the EEG of a person who is relaxed but awake and typically has her eyes closed.