The Chancellor of a Major University Was Concerned About Alcohol

question 80

Multiple Choice

The 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 campus bars on the weekend before the final exam week. Her assistant took a random sample of 250 students. The portion of students in the sample who visited campus bars on the weekend before the final exam week is an example of

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

Grasp how to align and organize controls effectively for a coherent layout.

Learn to manage and manipulate fields in Query Design view for data analysis and presentation.

Understand the principles of sorting and filtering data in various views.

Recognize the use of specific operators and characters in query criteria for effective data search.

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Definitions:

Probability

A numerical value ranging from 0 to 1, representing the chance of an event's occurrence.

Statistic

A quantity calculated from a set of data, used to summarize or describe characteristics of the data.

High Probability

A term indicating that an event is very likely to occur, often used in statistical analysis to describe outcomes with a large likelihood based on a probability measure.

Alpha

Often used to denote the level of significance in statistical tests, representing the probability of rejecting a true null hypothesis.