Which Statement Describes the Concept of Validity in Research

question 31

Multiple Choice

Which statement describes the concept of validity in research?

• A) Test result is close to the actual value of what was measured
• B) Alternative treatment was compared to the treatment of interest
• C) Same test result is likely to occur if the experiment is repeated
• D) Degree to which a test measured what it was supposed to measure

---

Definitions:

Coronary Arteries

The arteries that supply blood to the heart muscle, essential for maintaining the heart's oxygen and nutrient levels.

Coronary Bypass Surgery

A surgical procedure that improves blood flow to the heart by diverting blood around blocked or narrowed coronary arteries.

Left Main Coronary Artery

A primary artery that supplies blood to the left side of the heart, crucial for providing oxygen-rich blood to the heart muscle.

Calcium-induced Calcium Release

A cellular mechanism where the influx of calcium ions triggers the release of additional calcium from the intracellular stores.