Mary Used a Sample of 68 Large U

question 98

Multiple Choice

Mary used a sample of 68 large U.S. cities to estimate the relationship between Crime (annual property crimes per 100,000 persons) and Income (median annual income per capita, in dollars) . Her estimated regression equation was Crime = 428 + 0.050 Income. If Income decreases by 1000, we would expect that Crime will:

• A)increase by 428.
• B)decrease by 50.
• C)increase by 500.
• D)remain unchanged.

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Definitions:

Light Touch

A sensory perception triggered by a light pressure that activates mechanoreceptors in the skin.

Memory Engram

A hypothetical unit or physical substrate within the brain theorized to store memories, encompassing the changes in neural networks that represent a single memory.

Long-Term Memory

The phase of memory responsible for storing information for extended periods, ranging from days to a lifetime.

Declarative Memory

The type of long-term memory that involves the capacity to recall factual information, experiences, and concepts.