A Regression Analysis Between Sales in $1000) and Price in Dollars)

question 48

Multiple Choice

A regression analysis between sales in $1000) and price in dollars) resulted in the following equation = 60 - 8X
$\hat { Y }$ The above equation implies that an

• A) increase of $1 in price is associated with a decrease of $8 in sales
• B) increase of $8 in price is associated with an decrease of $52,000 in sales
• C) increase of $1 in price is associated with a decrease of $52 in sales
• D) increase of $1 in price is associated with a decrease of $8000 in sales

---

Definitions:

Gamma Rays

High-frequency electromagnetic waves emitted by atomic nuclei during radioactive decay, possessing high energy capable of penetrating most materials.

Electromagnetic Radiation

A form of energy that is all around us and takes various forms, such as radio waves, microwaves, X-rays, and gamma rays, all traveling at the speed of light.

Optic Nerve

A pair of nerves transmitting visual information from the retina to the brain.

Amplitude

The height or strength of a wave signal, which in the context of sound, relates to its loudness.