When Working with Scatterplots of Summary Values ________________________

question 11

Multiple Choice

When working with scatterplots of summary values ________________________ .

• A)we get a good representation of the variation in the data
• B)conclusions will be the same as a random sample of individual data values
• C)data appears more variable than data collected on individuals
• D)the strength of a relationship can be inflated
• E)None of these.

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Definitions:

Specificity Theory

The proposal that different sensory qualities are signaled by different quality-specific neurons. This theory is correct in only a few cases (e.g., pain).

Sensation

The process by which sensory receptors and the nervous system receive and represent stimulus energies from the environment.

Neurons

The basic working units of the brain, specialized cells designed to transmit information to other nerve cells, muscle, or gland cells.

Signal-Detection Experiment

A methodology in psychology that measures the ability to differentiate between information-bearing patterns and random patterns that distract from the information.