Professor Romero Discovered a Short in the Wiring System of the Overhead

question 230

Multiple Choice

Professor Romero discovered a short in the wiring system of the overhead projector in her classroom. When she touched the metal edge of the projector, she got an electric shock and instantly jerked her hand back. This instantaneous reaction is an example of:

• A) aphasia.
• B) hemispheric specialization.
• C) the brain's structural plasticity.
• D) a spinal reflex.

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Definitions:

Percentiles

Values below which a certain percentage of data in a data set fall.

Quartiles

The 25th, 50th, and 75th percentiles, referred to as the first quartile, the second quartile (median), and third quartile, respectively. The quartiles can be used to divide a data set into four parts, with each part containing approximately 25% of the data.

Frequently Occurring

Refers to events or values that appear or happen often within a given dataset or timeframe.

Mode

A measure of location, defined as the value that occurs with greatest frequency.