The LD₅₀/₆₀ for Humans Is Approximately _____ Gy

question 17

Multiple Choice

The LD₅₀/₆₀ for humans is approximately _____ Gy.

• A) 1
• B) 2.5
• C) 3.5
• D) 10

---

Definitions:

Operational Definitions

Clearly defined criteria or measures used to describe and quantify a concept or variable in research.

Conceptual Replicability

refers to the extent to which research findings can be confirmed or supported through studies with similar conceptual frameworks but different methods.

External Validity

Describes the extent to which research findings can be generalized or applied to settings, populations, or times beyond the scope of the original study.

Construct Validity

The extent to which a test measures what it claims, or is supposed to measure, within theoretical frameworks.