Regression Analysis Was Applied Between Sales (Y in $1000) and Advertising

question 16

Multiple Choice

Regression analysis was applied between sales (y in $1000) and advertising (x in $100) and the following estimated regression equation was obtained. ​ = 80 + 6.2x
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Based on the above estimated regression line, if advertising is $10,000, then the point estimate for sales (in dollars) is

• A) $62,080.
• B) $142,000.
• C) $700.
• D) $700,000.

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Definitions:

Sensory Memory

The shortest-term element of memory, which allows individuals to retain impressions of sensory information after the original stimulus has ceased.

Long-Term Memory

A type of memory that holds large amounts of information for periods of time ranging from days to years, allowing for the retrieval of past experiences and learned information.

Short-Term Memory

The capacity for holding a small amount of information in an active, readily available state for a short period of time.

Infant Recall

The ability of very young children to remember information over time, a critical aspect of cognitive development.