In Testing the Difference Between Two Population Means for Which

question 83

Multiple Choice

In testing the difference between two population means for which the population variances are unknown and assumed to be equal, two independent samples are drawn from the populations. Which of the following tests is appropriate?

• A) z-test.
• B) Equal-variances t-test.
• C) F-test.
• D) Matched pairs t-test.

---

Definitions:

Manners

Socially acceptable behaviors and practices that show respect and consideration for others.

Social Settings

Environments where individuals interact with one another, often governed by norms and cultural practices.

Proper Etiquette

The set of conventional rules and manners that are considered appropriate and respectful in social or professional settings.

Social Settings

Environments where individuals interact with one another, often influenced by cultural, societal, and personal factors.