A Professor Compares Scores on a Competency Exam Among Students

question 79

Multiple Choice

A professor compares scores on a competency exam among students at two times during a single semester.What type of t test is most appropriate for this study?

• A) one-sample t test
• B) two-independent-sample t test
• C) related-samples t test
• D) there is not enough information to answer this question

---

Definitions:

Email Filtering

The process of automatically sorting incoming emails based on specified criteria, such as sender, subject, or content, to organize or protect against unwanted messages.

Firewall

A network protection mechanism, a firewall performs the crucial role of a gatekeeper, deciding which traffic is allowed or blocked based on security policies.

Commercial License

Software purchased for a specific number of users and machines.

Microsoft Office

A suite of productivity software including Word, Excel, PowerPoint, and others, developed by Microsoft.