The Equation for a Simple Linear Regression That Saw Sales

question 32

Multiple Choice

The equation for a simple linear regression that saw sales averaging $225,000 over the last ten periods,and advertising budgets averaging $3,000 over the last 10 periods is:
Y = 3250 + 120x
This indicates that a $1 increase in advertising will increase sales by:

• A)$3370
• B)$250
• C)$120
• D)$1875

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Definitions:

Positive Emotions

Feelings that are generally pleasant and uplifting, such as happiness, joy, and love, contributing to overall well-being and satisfaction.

Yerkes-Dodson Law

A principle stating that performance improves with physiological or mental arousal, but only up to a point, after which performance declines.

Arousal

A state of physiological and psychological alertness and readiness, often triggered by stimuli in the environment.

Performance

The act of carrying out a task or the level of efficiency and effectiveness with which it is completed.