An Economist Is Interested in Studying the Incomes of Consumers

question 66

Multiple Choice

An economist is interested in studying the incomes of consumers in a particular country.The
Population standard deviation is known to be $1,000.A random sample of 50 individuals
Resulted in a mean income of $15,000.What is the width of the 90% confidence interval?

• A) $232.60
• B) $364.30
• C) $465.23
• D) $728.60

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Definitions:

Hypothalamus

A region of the brain that plays a crucial role in many essential functions, including hormone release, regulation of body temperature, and managing hunger and thirst.

Nucleus Accumbens

A region of the brain involved in the reward circuit, associated with pleasure, reinforcement learning, and addiction.

Reward Center

Brain structures, such as the nucleus accumbens, involved in the processing of rewards and pleasures, critical in decision-making and reinforcement learning.

Hippocampal Brain Tumor

A malignant or benign growth in the hippocampus, an area of the brain that plays important roles in memory and spatial navigation.