The Electroencephalograph Is Used in Sleep Research to Measure Brain-Wave

question 252

Multiple Choice

The electroencephalograph is used in sleep research to measure brain-wave activity in the

• A) corpus callous.
• B) cerebral cortex.
• C) hypothalamus.
• D) medulla.

---

Definitions:

Mean

Value equal to the sum of all the items in the group divided by the number of items in that group; what people refer to when they use the term average.

Median

A statistical measure representing the middle value in a data set, where half the numbers are above and half are below.

Mode

The number that occurs more often than any other in a sample.

Evidence

Material or information used to support facts or propositions in various contexts, such as legal or scientific.