Regression Analysis Was Applied Between Sales (In $10,000) and Advertising $\hat { y }$

question 67

Multiple Choice

Regression analysis was applied between sales (in $10,000) and advertising (in $100) and the following regression function was obtained. $\hat { y }$ = 50 + 8x

Based on the above estimated regression line, if advertising is $1000, then the point estimate for sales (in dollars) is

• A) $8050.
• B) $130.
• C) $130,000.
• D) $1,300,000.

---

Definitions:

Antidepressant Medications

Drugs prescribed to alleviate symptoms of depression by adjusting the balance of neurotransmitters in the brain.

Narcotic Analgesics

A class of medications used to relieve pain, which work by altering the perception of pain in the brain.

Functional Neurological Disorder

A medical condition in which patients experience neurological symptoms such as movement and sensory function impairment without a clear structural or organic cause.

Anxiety

An emotion of anxiousness, stress, or discomfort due to an unpredictable result.