For Some Positive Value of X, the Probability That a Standard

question 76

Multiple Choice

For some positive value of X, the probability that a standard normal variable is between 0 and +2X is 0.1255. The value of X is:

• A) 0.99
• B) 0.40
• C) 0.32
• D) 0.16

---

Definitions:

Generalizability

The extent to which research findings and conclusions can be applied to larger populations or different contexts beyond the original study.

Inferences

Conclusions or deductions made based on evidence and reasoning, rather than direct observations, often used in research to derive findings from data.

Experimental Expectations

Anticipated results or outcomes of a scientific experiment based on hypotheses and prior knowledge.

Construct Validity

The degree to which a test measures what it claims to be measuring, reflecting the accuracy of an operationalization of a theoretical construct.