Abby Kratz, a Market Specialist at the Market Research Firm

question 61

Multiple Choice

Abby Kratz, a market specialist at the market research firm of Saez, Sikes, and Spitz, is analyzing household budget data collected by her firm. Abby's dependent variable is monthly household expenditures on groceries (in $'s) , and her independent variable is annual household income (in $1,000's) . Regression analysis of the data yielded the following tables: 11ea645c_71f3_c008_9252_276ec7aa4b76_TB1679_00 Using α = 0.05, Abby should ___.
A) reject H₀: β₁ = 0
B) not reject H₀: β₁ = 0
C) increase the sample size
D) suspend judgment
s) , and her independent variable is annual household income (in $1,000's) . Regression analysis of the data yielded the following tables: Using α = 0.05, Abby should ___. A) reject H₀: β₁ = 0 B) not reject H₀: β₁ = 0 C) increase the sample size D) suspend judgment " class="answers-bank-image d-block" rel="preload" > Using α = 0.05, Abby should ___.
A) reject H₀: β₁ = 0
B) not reject H₀: β₁ = 0
C) increase the sample size
D) suspend judgment
s) , and her independent variable is annual household income (in $1,000's) . Regression analysis of the data yielded the following tables: Using α = 0.05, Abby should ___. A) reject H₀: β₁ = 0 B) not reject H₀: β₁ = 0 C) increase the sample size D) suspend judgment " class="answers-bank-image d-block" rel="preload" > 11ea645c_71f3_c008_9252_276ec7aa4b76_TB1679_00 Using α = 0.05, Abby should ___.

• A) reject H₀: β₁ = 0
• B) not reject H₀: β₁ = 0
• C) increase the sample size
• D) suspend judgment

---

Definitions:

Parasympathetic Nervous System

The part of the autonomic nervous system responsible for relaxation and conserving energy by slowing the heart rate and increasing intestinal and gland activity.

Polygraph

A machine, commonly called a lie detector, that monitors changes in the body, and is used to try to determine whether someone is lying.

Error Rate

The frequency at which errors occur in a process or system, often used as a measure of performance or reliability.

Amygdala

A set of neurons located deep in the brain's medial temporal lobe, playing key roles in the processing of emotions.