The Vice Chancellor of a Major University Was Concerned About

question 30

Multiple Choice

The Vice Chancellor of a major university was concerned about alcohol abuse on her campus and wanted to find out the proportion of students at her university who visited the campus bar on the weekend before the final exam period.Her advisor took a random sample of 250 students.
-The portion of students in the sample who visited the campus bar on the weekend before the final exam period is an example of

• A) a discrete random variable.
• B) a parameter.
• C) a statistic.
• D) a categorical random variable.

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Definitions:

Aggregate Demand Curve

A graphical representation that shows the relationship between the overall price level in the economy and the total demand for goods and services at that price level.

Velocity of Money

The rate at which money is exchanged from one transaction to another, and how much a unit of currency is used in a given period.

ATM Machines

Automated Teller Machines where individuals can perform financial transactions, such as cash withdrawals, deposits, and fund transfers, without the need for direct interaction with bank staff.

Credit Cards

Financial instruments that allow users to borrow funds up to a pre-set limit for purchases or cash advances, with the expectation of paying back the borrowed amount over time.