An Experimenter Computing the Correlation Between Age and Memory Span

question 7

Multiple Choice

An experimenter computing the correlation between age and memory span would

• A) be able to show that old age produces a decrease in memory span.
• B) be able to determine that a third variable was involved.
• C) make an error because age and memory span are measured on different scales.
• D) be able to determine whether there is a relationship between age and memory span.

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Definitions:

Abstract Thought

The ability of the human mind to consider concepts, ideas, and scenarios that are not immediately physically present or tangible.

Cerebrum

The largest part of the brain, responsible for voluntary activities, intelligence, learning, and memory.

Medulla Oblongata

The lowest part of the brainstem, controlling vital functions such as heart rate, breathing, and blood pressure.

Neurotransmitter

Chemical signal released by axon terminals of a neuron.