Which of the Following Is the Main Threat to Internal

question 133

Multiple Choice

Which of the following is the main threat to internal validity in an interrupted time-series design?

• A) statistical regression
• B) history
• C) experimental mortality
• D) diffusion of treatment

---

Definitions:

Computer Equipment

Physical hardware used for the processing, storage, and output of digital data, including computers, servers, peripherals, and networking devices.

Sue

The act of bringing a legal action against an entity or individual to seek remedy or damages.

B.C. Supreme Court

The superior trial court for the province of British Columbia, Canada, that hears civil and criminal law cases.

Federal Court

A court system at the national level that has jurisdiction over legal disputes that involve federal laws, the constitution, or disputes between states or between the U.S. government and foreign governments.