As You Sit Reading This Page, Receptors for Touch and Pressure

question 307

Multiple Choice

As you sit reading this page, receptors for touch and pressure in the seat of your pants are sending nerve impulses to your brain. Although these sensations have been present all along, you were probably not aware of them until just now. This "seat-of-the-pants phenomenon" is an example of

• A)selective attention.
• B)selective accommodation.
• C)sensory deceleration.
• D)sensory gating.

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Definitions:

Confidence Interval

A confidence interval is a range of values derived from sample data that is likely to cover the true value of an unknown population parameter.

Mean

The average of a set of numbers, calculated by adding all the numbers together and dividing by the count of those numbers.

Sampling Error

Differences between statistics calculated from a sample and statistics pertaining to the population from which the sample is drawn due to random, chance factors.

Confidence Interval

A sequence of values, from sample statistic studies, expected to encase the value of a population characteristic not yet revealed.